520120784781

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{2111}}^1\times {\mathrm{2105863}}^1$

素因数の和:2107993

約数の個数: 24

約数和(自身を含む): 809460427776

約数和(自身を除く): 289339642995

約数列:

[1, 3, 9, 13, 39, 117, 2111, 6333, 18999, 27443, 82329, 246987, 2105863, 6317589, 18952767, 27376219, 82128657, 246385971, 4445476793, 13336430379, 40009291137, 57791198309, 173373594927, 520120784781]

約数ペア:

[(1, 520120784781), (3, 173373594927), (9, 57791198309), (13, 40009291137), (39, 13336430379), (117, 4445476793), (2111, 246385971), (6333, 82128657), (18999, 27376219), (27443, 18952767), (82329, 6317589), (246987, 2105863)]