138840507

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9199}}^1$

素因数の和:9264

約数の個数: 32

約数和(自身を含む): 226688000

約数和(自身を除く): 87847493

約数列:

[1, 3, 9, 13, 27, 39, 43, 117, 129, 351, 387, 559, 1161, 1677, 5031, 9199, 15093, 27597, 82791, 119587, 248373, 358761, 395557, 1076283, 1186671, 3228849, 3560013, 5142241, 10680039, 15426723, 46280169, 138840507]

約数ペア:

[(1, 138840507), (3, 46280169), (9, 15426723), (13, 10680039), (27, 5142241), (39, 3560013), (43, 3228849), (117, 1186671), (129, 1076283), (351, 395557), (387, 358761), (559, 248373), (1161, 119587), (1677, 82791), (5031, 27597), (9199, 15093)]