28931019

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12161}}^1$

素因数の和:12238

約数の個数: 16

約数和(自身を含む): 42226464

約数和(自身を除く): 13295445

約数列:

[1, 3, 13, 39, 61, 183, 793, 2379, 12161, 36483, 158093, 474279, 741821, 2225463, 9643673, 28931019]

約数ペア:

[(1, 28931019), (3, 9643673), (13, 2225463), (39, 741821), (61, 474279), (183, 158093), (793, 36483), (2379, 12161)]