Factors of 7389

3, 821. As a product: 3^2 × 821.

The factors of 7389 are 1, 3, 9, 821, 2463, 7389. It has 6 factors.

Factors of 7389

Pick any whole number from 1 to 10,000.

7389 = 3^{2} \times 821

How to work it out

1
A factor of 7389 is a whole number that divides it with nothing left over. You only need to test the numbers up to √7389 ≈ 85.96; every one that divides gives a pair.
2
The factor pairs are listed in the table below. Together they give 6 factors.
3
Prime factorisation: keep dividing by the smallest prime that fits.
$7389 = 3^{2} \times 821$
4
Add all the factors: 1 + 3 + 9 + 821 + 2463 + 7389 = 10686. Without 7389 itself that is 3297, so 7389 is a deficient number.

LaTeX source of the formulas on this page

\[ 7389 = 3^{2} \times 821 \]

What are the factors of 7389?

The factors of 7389 are 1, 3, 9, 821, 2463, 7389. It has 6 factors.

What are the prime factors of 7389?

3, 821. As a product: $3^{2}$ × 821.

How many factors does 7389 have?

7389 has 6 factors (3 factor pairs).

What is the sum of the factors of 7389?

10686.

Is 7389 a prime number?

No. It is divisible by 3, so 7389 = 3 × 2463.