290785858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1801}}^1$

素因数の和:2034

約数の個数: 32

約数和(自身を含む): 490432320

約数和(自身を除く): 199646462

約数列:

[1, 2, 11, 22, 41, 82, 179, 358, 451, 902, 1801, 1969, 3602, 3938, 7339, 14678, 19811, 39622, 73841, 80729, 147682, 161458, 322379, 644758, 812251, 1624502, 3546169, 7092338, 13217539, 26435078, 145392929, 290785858]

約数ペア:

[(1, 290785858), (2, 145392929), (11, 26435078), (22, 13217539), (41, 7092338), (82, 3546169), (179, 1624502), (358, 812251), (451, 644758), (902, 322379), (1801, 161458), (1969, 147682), (3602, 80729), (3938, 73841), (7339, 39622), (14678, 19811)]