7991347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:798

約数の個数: 16

約数和(自身を含む): 9922752

約数和(自身を除く): 1931405

約数列:

[1, 7, 13, 91, 137, 641, 959, 1781, 4487, 8333, 12467, 58331, 87817, 614719, 1141621, 7991347]

約数ペア:

[(1, 7991347), (7, 1141621), (13, 614719), (91, 87817), (137, 58331), (641, 12467), (959, 8333), (1781, 4487)]