159962

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{661}}^1$

素因数の和:685

約数の個数: 12

約数和(自身を含む): 264138

約数和(自身を除く): 104176

約数列:

[1, 2, 11, 22, 121, 242, 661, 1322, 7271, 14542, 79981, 159962]

約数ペア:

[(1, 159962), (2, 79981), (11, 14542), (22, 7271), (121, 1322), (242, 661)]