28690290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{318781}}^1$

素因数の和:318794

約数の個数: 24

約数和(自身を含む): 74594988

約数和(自身を除く): 45904698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 318781, 637562, 956343, 1593905, 1912686, 2869029, 3187810, 4781715, 5738058, 9563430, 14345145, 28690290]

約数ペア:

[(1, 28690290), (2, 14345145), (3, 9563430), (5, 5738058), (6, 4781715), (9, 3187810), (10, 2869029), (15, 1912686), (18, 1593905), (30, 956343), (45, 637562), (90, 318781)]