78518041

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 94075080

約数和(自身を除く): 15557039

約数列:

[1, 7, 49, 61, 109, 241, 427, 763, 1687, 2989, 5341, 6649, 11809, 14701, 26269, 46543, 102907, 183883, 325801, 720349, 1287181, 1602409, 11216863, 78518041]

約数ペア:

[(1, 78518041), (7, 11216863), (49, 1602409), (61, 1287181), (109, 720349), (241, 325801), (427, 183883), (763, 102907), (1687, 46543), (2989, 26269), (5341, 14701), (6649, 11809)]