261567207

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{43313}}^1$

素因数の和:43391

約数の個数: 24

約数和(自身を含む): 418933008

約数和(自身を除く): 157365801

約数列:

[1, 3, 9, 11, 33, 61, 99, 183, 549, 671, 2013, 6039, 43313, 129939, 389817, 476443, 1429329, 2642093, 4287987, 7926279, 23778837, 29063023, 87189069, 261567207]

約数ペア:

[(1, 261567207), (3, 87189069), (9, 29063023), (11, 23778837), (33, 7926279), (61, 4287987), (99, 2642093), (183, 1429329), (549, 476443), (671, 389817), (2013, 129939), (6039, 43313)]