80687398

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{333419}}^1$

素因数の和:333443

約数の個数: 12

約数和(自身を含む): 133034580

約数和(自身を除く): 52347182

約数列:

[1, 2, 11, 22, 121, 242, 333419, 666838, 3667609, 7335218, 40343699, 80687398]

約数ペア:

[(1, 80687398), (2, 40343699), (11, 7335218), (22, 3667609), (121, 666838), (242, 333419)]