Factors of 3909

The factors of 3909 are 1, 3, 1303, 3909. It has 4 factors.

Factors of 3909

Pick any whole number from 1 to 10,000.

3909 = 3 \times 1303

How to work it out

1
A factor of 3909 is a whole number that divides it with nothing left over. You only need to test the numbers up to √3909 ≈ 62.52; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 4 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$3909 = 3 \times 1303$
4
Add all the factors: 1 + 3 + 1303 + 3909 = 5216. Without 3909 itself that is 1307, so 3909 is a deficient number.

LaTeX source of the formulas on this page

\[ 3909 = 3 \times 1303 \]

Factor	Pairs with	Product
1	3909	1 × 3909 = 3909
3	1303	3 × 1303 = 3909

What are the factors of 3909?

The factors of 3909 are 1, 3, 1303, 3909. It has 4 factors.

What are the prime factors of 3909?

3, 1303. As a product: 3 × 1303.

How many factors does 3909 have?

3909 has 4 factors (2 factor pairs).

What is the sum of the factors of 3909?

5216.

Is 3909 a prime number?

No. It is divisible by 3, so 3909 = 3 × 1303.