201781121

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{180001}}^1$

素因数の和:180079

約数の個数: 8

約数和(自身を含む): 216002400

約数和(自身を除く): 14221279

約数列:

[1, 19, 59, 1121, 180001, 3420019, 10620059, 201781121]

約数ペア:

[(1, 201781121), (19, 10620059), (59, 3420019), (1121, 180001)]