129487974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{280277}}^1$

素因数の和:280300

約数の個数: 32

約数和(自身を含む): 322880256

約数和(自身を除く): 193392282

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 280277, 560554, 840831, 1681662, 1961939, 3083047, 3923878, 5885817, 6166094, 9249141, 11771634, 18498282, 21581329, 43162658, 64743987, 129487974]

約数ペア:

[(1, 129487974), (2, 64743987), (3, 43162658), (6, 21581329), (7, 18498282), (11, 11771634), (14, 9249141), (21, 6166094), (22, 5885817), (33, 3923878), (42, 3083047), (66, 1961939), (77, 1681662), (154, 840831), (231, 560554), (462, 280277)]