398131071

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{192613}}^1$

素因数の和:192682

約数の個数: 16

約数和(自身を含む): 582464736

約数和(自身を除く): 184333665

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 192613, 577839, 2503969, 7511907, 10208489, 30625467, 132710357, 398131071]

約数ペア:

[(1, 398131071), (3, 132710357), (13, 30625467), (39, 10208489), (53, 7511907), (159, 2503969), (689, 577839), (2067, 192613)]