Divisors of 363: All 6 Factors

Quick Answer

363 has 6 divisors (factors): 1, 3, 11, 33, 121, 363.

Sum: 532.

Divisors (Factors) Calculator


  Ex.: 12, 36, 100, 1024, 1728, etc.
6 divisors
1, 3, 11, 33, 121, 363

Use the calculator above to find all divisors (also called factors) of any positive integer up to 4,782,969. Beyond the divisor list, this tool also shows divisor pairs, the sum and count of divisors, prime factorization, and number properties (prime, perfect square, perfect number).

All Divisors of 363

The number 363 has 6 divisors:

1,  3,  11,  33,  121,  363

Divisor Pairs of 363

Each pair multiplies to 363:

Factor 1×Factor 2=Product
1×363=363
3×121=363
11×33=363

Number of Divisors

The number 363 has 6 divisors, written as τ(363) = 6 in number theory.

Sum of Divisors

σ(363) = 1 + 3 + 11 + 33 + 121 + 363 = 532

Properties of 363

  • 363 is composite.
  • 363 is not a perfect square.
  • Number of divisors: 6.
  • Sum of divisors: 532.

Common Divisors with Another Number?

Looking for the divisors that 363 shares with another number? Use our Greatest Common Factor (GCF) calculator — it finds all common divisors and the largest one.

Step-by-Step: How to Find the Divisors of 363

An efficient way to find divisors uses the complementary pair trick: check each integer i from 1 to √363 ≈ 19.05. If i divides 363, then both i and 363/i are divisors.

  1. 1 divides 363 (363 ÷ 1 = 363) → pair (1, 363)
  2. 3 divides 363 (363 ÷ 3 = 121) → pair (3, 121)
  3. 11 divides 363 (363 ÷ 11 = 33) → pair (11, 33)
  4. Collect all unique values: {1, 3, 11, 33, 121, 363} — total 6 divisors.
  5. Sum: 1 + 3 + 11 + 33 + 121 + 363 = 532.

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Related Operations for 363

What Is a Divisor?

A divisor (also called a factor) of a positive integer n is any positive integer d such that n ÷ d has no remainder. In other words, d divides n evenly.

Every positive integer n has at least two divisors: 1 and n itself (with 1 being the trivial case of having only itself). Numbers with exactly 2 divisors are prime; numbers with 3 or more divisors are composite.

Why use this calculator? Beyond just listing divisors, this tool computes the sum σ(n), the count τ(n), prime factorization, divisor pairs (useful for visual learners and factoring problems), and detects whether n is a prime, a perfect square, or a perfect number.

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