13020791

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:470

約数の個数: 16

約数和(自身を含む): 15316224

約数和(自身を除く): 2295433

約数列:

[1, 7, 73, 83, 307, 511, 581, 2149, 6059, 22411, 25481, 42413, 156877, 178367, 1860113, 13020791]

約数ペア:

[(1, 13020791), (7, 1860113), (73, 178367), (83, 156877), (307, 42413), (511, 25481), (581, 22411), (2149, 6059)]