161209631

素因数分解:

${\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{6763}}^1$

素因数の和:6982

約数の個数: 12

約数和(自身を含む): 178123176

約数和(自身を除く): 16913545

約数列:

[1, 11, 121, 197, 2167, 6763, 23837, 74393, 818323, 1332311, 14655421, 161209631]

約数ペア:

[(1, 161209631), (11, 14655421), (121, 1332311), (197, 818323), (2167, 74393), (6763, 23837)]