3978554881

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1801}}^1\times {\mathrm{13721}}^1$

素因数の和:15552

約数の個数: 16

約数和(自身を含む): 4747592448

約数和(自身を除く): 769037567

約数列:

[1, 7, 23, 161, 1801, 12607, 13721, 41423, 96047, 289961, 315583, 2209081, 24711521, 172980647, 568364983, 3978554881]

約数ペア:

[(1, 3978554881), (7, 568364983), (23, 172980647), (161, 24711521), (1801, 2209081), (12607, 315583), (13721, 289961), (41423, 96047)]