81372557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{14549}}^1$

素因数の和:14620

約数の個数: 16

約数和(自身を含む): 100569600

約数和(自身を除く): 19197043

約数列:

[1, 7, 17, 47, 119, 329, 799, 5593, 14549, 101843, 247333, 683803, 1731331, 4786621, 11624651, 81372557]

約数ペア:

[(1, 81372557), (7, 11624651), (17, 4786621), (47, 1731331), (119, 683803), (329, 247333), (799, 101843), (5593, 14549)]