15951690

素因数分解:

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

素因数の和:855

約数の個数: 36

約数和(自身を含む): 41573142

約数和(自身を除く): 25621452

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 842, 1263, 2105, 2526, 3789, 4210, 6315, 7578, 12630, 18945, 37890, 177241, 354482, 531723, 886205, 1063446, 1595169, 1772410, 2658615, 3190338, 5317230, 7975845, 15951690]

約数ペア:

[(1, 15951690), (2, 7975845), (3, 5317230), (5, 3190338), (6, 2658615), (9, 1772410), (10, 1595169), (15, 1063446), (18, 886205), (30, 531723), (45, 354482), (90, 177241), (421, 37890), (842, 18945), (1263, 12630), (2105, 7578), (2526, 6315), (3789, 4210)]