315220555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{156437}}^1$

素因数の和:156486

約数の個数: 16

約数和(自身を含む): 420505344

約数和(自身を除く): 105284789

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 156437, 782185, 2033681, 4849547, 10168405, 24247735, 63044111, 315220555]

約数ペア:

[(1, 315220555), (5, 63044111), (13, 24247735), (31, 10168405), (65, 4849547), (155, 2033681), (403, 782185), (2015, 156437)]