25165791

素因数分解:

$3^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{2309}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 41801760

約数和(自身を除く): 16635969

約数列:

[1, 3, 7, 9, 21, 63, 173, 519, 1211, 1557, 2309, 3633, 6927, 10899, 16163, 20781, 48489, 145467, 399457, 1198371, 2796199, 3595113, 8388597, 25165791]

約数ペア:

[(1, 25165791), (3, 8388597), (7, 3595113), (9, 2796199), (21, 1198371), (63, 399457), (173, 145467), (519, 48489), (1211, 20781), (1557, 16163), (2309, 10899), (3633, 6927)]