81513830419

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{612885943}}^1$

素因数の和:612885969

約数の個数: 8

約数和(自身を含む): 98061751040

約数和(自身を除く): 16547920621

約数列:

[1, 7, 19, 133, 612885943, 4290201601, 11644832917, 81513830419]

約数ペア:

[(1, 81513830419), (7, 11644832917), (19, 4290201601), (133, 612885943)]