198701981

素因数分解:

${\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{3041}}^1$

素因数の和:3260

約数の個数: 12

約数和(自身を含む): 210938364

約数和(自身を除く): 12236383

約数列:

[1, 19, 181, 361, 3041, 3439, 57779, 65341, 550421, 1097801, 10457999, 198701981]

約数ペア:

[(1, 198701981), (19, 10457999), (181, 1097801), (361, 550421), (3041, 65341), (3439, 57779)]