42240321

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1499}}^1$

素因数の和:1637

約数の個数: 24

約数和(自身を含む): 63648000

約数和(自身を除く): 21407679

約数列:

[1, 3, 9, 31, 93, 101, 279, 303, 909, 1499, 3131, 4497, 9393, 13491, 28179, 46469, 139407, 151399, 418221, 454197, 1362591, 4693369, 14080107, 42240321]

約数ペア:

[(1, 42240321), (3, 14080107), (9, 4693369), (31, 1362591), (93, 454197), (101, 418221), (279, 151399), (303, 139407), (909, 46469), (1499, 28179), (3131, 13491), (4497, 9393)]