25431579

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 38329200

約数和(自身を除く): 12897621

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 701, 1251, 2103, 4031, 6309, 12093, 20329, 36279, 60987, 97439, 182961, 292317, 876951, 2825731, 8477193, 25431579]

約数ペア:

[(1, 25431579), (3, 8477193), (9, 2825731), (29, 876951), (87, 292317), (139, 182961), (261, 97439), (417, 60987), (701, 36279), (1251, 20329), (2103, 12093), (4031, 6309)]