25623143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 24

約数和(自身を含む): 32697504

約数和(自身を除く): 7074361

約数列:

[1, 7, 13, 31, 91, 217, 293, 403, 961, 2051, 2821, 3809, 6727, 9083, 12493, 26663, 63581, 87451, 118079, 281573, 826553, 1971011, 3660449, 25623143]

約数ペア:

[(1, 25623143), (7, 3660449), (13, 1971011), (31, 826553), (91, 281573), (217, 118079), (293, 87451), (403, 63581), (961, 26663), (2051, 12493), (2821, 9083), (3809, 6727)]