12281320389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2003}}^1\times {\mathrm{157217}}^1$

素因数の和:159236

約数の個数: 16

約数和(自身を含む): 17643632832

約数和(自身を除く): 5362312443

約数列:

[1, 3, 13, 39, 2003, 6009, 26039, 78117, 157217, 471651, 2043821, 6131463, 314905651, 944716953, 4093773463, 12281320389]

約数ペア:

[(1, 12281320389), (3, 4093773463), (13, 944716953), (39, 314905651), (2003, 6131463), (6009, 2043821), (26039, 471651), (78117, 157217)]