247163917

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{22447}}^1$

素因数の和:22489

約数の個数: 24

約数和(自身を含む): 334385408

約数和(自身を除く): 87221491

約数列:

[1, 7, 11, 13, 77, 91, 121, 143, 847, 1001, 1573, 11011, 22447, 157129, 246917, 291811, 1728419, 2042677, 2716087, 3209921, 19012609, 22469447, 35309131, 247163917]

約数ペア:

[(1, 247163917), (7, 35309131), (11, 22469447), (13, 19012609), (77, 3209921), (91, 2716087), (121, 2042677), (143, 1728419), (847, 291811), (1001, 246917), (1573, 157129), (11011, 22447)]