31808413

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18397}}^1$

素因数の和:18436

約数の個数: 16

約数和(自身を含む): 41211520

約数和(自身を除く): 9403107

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 18397, 128779, 239161, 349543, 1674127, 2446801, 4544059, 31808413]

約数ペア:

[(1, 31808413), (7, 4544059), (13, 2446801), (19, 1674127), (91, 349543), (133, 239161), (247, 128779), (1729, 18397)]