156917331

素因数分解:

$3^4\times {\mathrm{839}}^1\times {\mathrm{2309}}^1$

素因数の和:3160

約数の個数: 20

約数和(自身を含む): 234788400

約数和(自身を除く): 77871069

約数列:

[1, 3, 9, 27, 81, 839, 2309, 2517, 6927, 7551, 20781, 22653, 62343, 67959, 187029, 1937251, 5811753, 17435259, 52305777, 156917331]

約数ペア:

[(1, 156917331), (3, 52305777), (9, 17435259), (27, 5811753), (81, 1937251), (839, 187029), (2309, 67959), (2517, 62343), (6927, 22653), (7551, 20781)]