389780343

素因数分解:

$3^4\times {\mathrm{311}}^1\times {\mathrm{15473}}^1$

素因数の和:15796

約数の個数: 20

約数和(自身を含む): 584174448

約数和(自身を除く): 194394105

約数列:

[1, 3, 9, 27, 81, 311, 933, 2799, 8397, 15473, 25191, 46419, 139257, 417771, 1253313, 4812103, 14436309, 43308927, 129926781, 389780343]

約数ペア:

[(1, 389780343), (3, 129926781), (9, 43308927), (27, 14436309), (81, 4812103), (311, 1253313), (933, 417771), (2799, 139257), (8397, 46419), (15473, 25191)]