138663317

素因数分解:

${\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 155463624

約数和(自身を除く): 16800307

約数列:

[1, 13, 53, 113, 137, 169, 689, 1469, 1781, 5989, 7261, 8957, 15481, 19097, 23153, 77857, 94393, 201253, 820493, 1012141, 1227109, 2616289, 10666409, 138663317]

約数ペア:

[(1, 138663317), (13, 10666409), (53, 2616289), (113, 1227109), (137, 1012141), (169, 820493), (689, 201253), (1469, 94393), (1781, 77857), (5989, 23153), (7261, 19097), (8957, 15481)]