131234571

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{2677}}^1$

素因数の和:3115

約数の個数: 24

約数和(自身を含む): 204706320

約数和(自身を除く): 73471749

約数列:

[1, 3, 9, 13, 39, 117, 419, 1257, 2677, 3771, 5447, 8031, 16341, 24093, 34801, 49023, 104403, 313209, 1121663, 3364989, 10094967, 14581619, 43744857, 131234571]

約数ペア:

[(1, 131234571), (3, 43744857), (9, 14581619), (13, 10094967), (39, 3364989), (117, 1121663), (419, 313209), (1257, 104403), (2677, 49023), (3771, 34801), (5447, 24093), (8031, 16341)]