5308121

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{641}}^1$

素因数の和:681

約数の個数: 18

約数和(自身を含む): 6696702

約数和(自身を除く): 1388581

約数列:

[1, 7, 13, 49, 91, 169, 637, 641, 1183, 4487, 8281, 8333, 31409, 58331, 108329, 408317, 758303, 5308121]

約数ペア:

[(1, 5308121), (7, 758303), (13, 408317), (49, 108329), (91, 58331), (169, 31409), (637, 8333), (641, 8281), (1183, 4487)]