2288781

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:457

約数の個数: 24

約数和(自身を含む): 3675360

約数和(自身を除く): 1386579

約数列:

[1, 3, 9, 11, 33, 61, 99, 183, 379, 549, 671, 1137, 2013, 3411, 4169, 6039, 12507, 23119, 37521, 69357, 208071, 254309, 762927, 2288781]

約数ペア:

[(1, 2288781), (3, 762927), (9, 254309), (11, 208071), (33, 69357), (61, 37521), (99, 23119), (183, 12507), (379, 6039), (549, 4169), (671, 3411), (1137, 2013)]