7975845

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^2$

素因数の和:853

約数の個数: 18

約数和(自身を含む): 13857714

約数和(自身を除く): 5881869

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 2105, 3789, 6315, 18945, 177241, 531723, 886205, 1595169, 2658615, 7975845]

約数ペア:

[(1, 7975845), (3, 2658615), (5, 1595169), (9, 886205), (15, 531723), (45, 177241), (421, 18945), (1263, 6315), (2105, 3789)]