129339905

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{2521}}^1$

素因数の和:2888

約数の個数: 16

約数和(自身を含む): 160762368

約数和(自身を除く): 31422463

約数列:

[1, 5, 31, 155, 331, 1655, 2521, 10261, 12605, 51305, 78151, 390755, 834451, 4172255, 25867981, 129339905]

約数ペア:

[(1, 129339905), (5, 25867981), (31, 4172255), (155, 834451), (331, 390755), (1655, 78151), (2521, 51305), (10261, 12605)]