71640907

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{10457}}^1$

素因数の和:10518

約数の個数: 16

約数和(自身を含む): 84333312

約数和(自身を除く): 12692405

約数列:

[1, 13, 17, 31, 221, 403, 527, 6851, 10457, 135941, 177769, 324167, 2310997, 4214171, 5510839, 71640907]

約数ペア:

[(1, 71640907), (13, 5510839), (17, 4214171), (31, 2310997), (221, 324167), (403, 177769), (527, 135941), (6851, 10457)]