1558271

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 1941408

約数和(自身を除く): 383137

約数列:

[1, 11, 13, 17, 143, 187, 221, 641, 2431, 7051, 8333, 10897, 91663, 119867, 141661, 1558271]

約数ペア:

[(1, 1558271), (11, 141661), (13, 119867), (17, 91663), (143, 10897), (187, 8333), (221, 7051), (641, 2431)]