25605489

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{13399}}^1$

素因数の和:13429

約数の個数: 24

約数和(自身を含む): 42772800

約数和(自身を除く): 17167311

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 13399, 40197, 93793, 174187, 281379, 522561, 656551, 1219309, 1969653, 3657927, 8535163, 25605489]

約数ペア:

[(1, 25605489), (3, 8535163), (7, 3657927), (13, 1969653), (21, 1219309), (39, 656551), (49, 522561), (91, 281379), (147, 174187), (273, 93793), (637, 40197), (1911, 13399)]