128010905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{3631}}^1$

素因数の和:4288

約数の個数: 16

約数和(自身を含む): 167885568

約数和(自身を除く): 39874663

約数列:

[1, 5, 11, 55, 641, 3205, 3631, 7051, 18155, 35255, 39941, 199705, 2327471, 11637355, 25602181, 128010905]

約数ペア:

[(1, 128010905), (5, 25602181), (11, 11637355), (55, 2327471), (641, 199705), (3205, 39941), (3631, 35255), (7051, 18155)]