28054467

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4409}}^1$

素因数の和:4523

約数の個数: 24

約数和(自身を含む): 46781280

約数和(自身を除く): 18726813

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 4409, 6363, 13227, 30863, 39681, 92589, 277767, 445309, 1335927, 3117163, 4007781, 9351489, 28054467]

約数ペア:

[(1, 28054467), (3, 9351489), (7, 4007781), (9, 3117163), (21, 1335927), (63, 445309), (101, 277767), (303, 92589), (707, 39681), (909, 30863), (2121, 13227), (4409, 6363)]