220056421

素因数分解:

${\mathrm{13}}^2\times {\mathrm{719}}^1\times {\mathrm{1811}}^1$

素因数の和:2556

約数の個数: 12

約数和(自身を含む): 238749120

約数和(自身を除く): 18692699

約数列:

[1, 13, 169, 719, 1811, 9347, 23543, 121511, 306059, 1302109, 16927417, 220056421]

約数ペア:

[(1, 220056421), (13, 16927417), (169, 1302109), (719, 306059), (1811, 121511), (9347, 23543)]