26439205

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{467}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 34942752

約数和(自身を除く): 8503547

約数列:

[1, 5, 13, 65, 67, 169, 335, 467, 845, 871, 2335, 4355, 6071, 11323, 30355, 31289, 56615, 78923, 156445, 394615, 406757, 2033785, 5287841, 26439205]

約数ペア:

[(1, 26439205), (5, 5287841), (13, 2033785), (65, 406757), (67, 394615), (169, 156445), (335, 78923), (467, 56615), (845, 31289), (871, 30355), (2335, 11323), (4355, 6071)]