68616963

素因数分解:

$3^4\times {\mathrm{263}}^1\times {\mathrm{3221}}^1$

素因数の和:3496

約数の個数: 20

約数和(自身を含む): 102923568

約数和(自身を除く): 34306605

約数列:

[1, 3, 9, 27, 81, 263, 789, 2367, 3221, 7101, 9663, 21303, 28989, 86967, 260901, 847123, 2541369, 7624107, 22872321, 68616963]

約数ペア:

[(1, 68616963), (3, 22872321), (9, 7624107), (27, 2541369), (81, 847123), (263, 260901), (789, 86967), (2367, 28989), (3221, 21303), (7101, 9663)]