87587907

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{2389}}^1$

素因数の和:2515

約数の個数: 24

約数和(自身を含む): 129690960

約数和(自身を除く): 42103053

約数列:

[1, 3, 11, 33, 101, 121, 303, 363, 1111, 2389, 3333, 7167, 12221, 26279, 36663, 78837, 241289, 289069, 723867, 867207, 2654179, 7962537, 29195969, 87587907]

約数ペア:

[(1, 87587907), (3, 29195969), (11, 7962537), (33, 2654179), (101, 867207), (121, 723867), (303, 289069), (363, 241289), (1111, 78837), (2389, 36663), (3333, 26279), (7167, 12221)]