81801837

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{24109}}^1$

素因数の和:24157

約数の個数: 24

約数和(自身を含む): 131640600

約数和(自身を除く): 49838763

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 377, 1131, 3393, 24109, 72327, 216981, 313417, 699161, 940251, 2097483, 2820753, 6292449, 9089093, 27267279, 81801837]

約数ペア:

[(1, 81801837), (3, 27267279), (9, 9089093), (13, 6292449), (29, 2820753), (39, 2097483), (87, 940251), (117, 699161), (261, 313417), (377, 216981), (1131, 72327), (3393, 24109)]