25425771

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 40770048

約数和(自身を除く): 15344277

約数列:

[1, 3, 7, 21, 37, 43, 111, 129, 259, 301, 761, 777, 903, 1591, 2283, 4773, 5327, 11137, 15981, 28157, 32723, 33411, 84471, 98169, 197099, 229061, 591297, 687183, 1210751, 3632253, 8475257, 25425771]

約数ペア:

[(1, 25425771), (3, 8475257), (7, 3632253), (21, 1210751), (37, 687183), (43, 591297), (111, 229061), (129, 197099), (259, 98169), (301, 84471), (761, 33411), (777, 32723), (903, 28157), (1591, 15981), (2283, 11137), (4773, 5327)]