13107809

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{641}}^1$

素因数の和:689

約数の個数: 18

約数和(自身を含む): 15625638

約数和(自身を除く): 2517829

約数列:

[1, 11, 13, 121, 143, 169, 641, 1573, 1859, 7051, 8333, 20449, 77561, 91663, 108329, 1008293, 1191619, 13107809]

約数ペア:

[(1, 13107809), (11, 1191619), (13, 1008293), (121, 108329), (143, 91663), (169, 77561), (641, 20449), (1573, 8333), (1859, 7051)]