68390811

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{6163}}^1$

素因数の和:6312

約数の個数: 20

約数和(自身を含む): 102926472

約数和(自身を除く): 34535661

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 6163, 11097, 18489, 55467, 166401, 499203, 844331, 2532993, 7598979, 22796937, 68390811]

約数ペア:

[(1, 68390811), (3, 22796937), (9, 7598979), (27, 2532993), (81, 844331), (137, 499203), (411, 166401), (1233, 55467), (3699, 18489), (6163, 11097)]