181640238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{15629}}^1$

素因数の和:15796

約数の個数: 32

約数和(自身を含む): 393876000

約数和(自身を除く): 212235762

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 149, 298, 447, 894, 1937, 3874, 5811, 11622, 15629, 31258, 46887, 93774, 203177, 406354, 609531, 1219062, 2328721, 4657442, 6986163, 13972326, 30273373, 60546746, 90820119, 181640238]

約数ペア:

[(1, 181640238), (2, 90820119), (3, 60546746), (6, 30273373), (13, 13972326), (26, 6986163), (39, 4657442), (78, 2328721), (149, 1219062), (298, 609531), (447, 406354), (894, 203177), (1937, 93774), (3874, 46887), (5811, 31258), (11622, 15629)]