87770501

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 113433600

約数和(自身を除く): 25663099

約数列:

[1, 7, 13, 29, 79, 91, 203, 377, 421, 553, 1027, 2291, 2639, 2947, 5473, 7189, 12209, 16037, 29783, 33259, 38311, 85463, 158717, 208481, 232813, 432367, 964511, 1111019, 3026569, 6751577, 12538643, 87770501]

約数ペア:

[(1, 87770501), (7, 12538643), (13, 6751577), (29, 3026569), (79, 1111019), (91, 964511), (203, 432367), (377, 232813), (421, 208481), (553, 158717), (1027, 85463), (2291, 38311), (2639, 33259), (2947, 29783), (5473, 16037), (7189, 12209)]