205657317

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^2\times {\mathrm{107}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 313282944

約数和(自身を除く): 107625627

約数列:

[1, 3, 9, 31, 83, 93, 107, 249, 279, 321, 747, 963, 2573, 3317, 6889, 7719, 8881, 9951, 20667, 23157, 26643, 29853, 62001, 79929, 213559, 275311, 640677, 737123, 825933, 1922031, 2211369, 2477799, 6634107, 22850813, 68552439, 205657317]

約数ペア:

[(1, 205657317), (3, 68552439), (9, 22850813), (31, 6634107), (83, 2477799), (93, 2211369), (107, 1922031), (249, 825933), (279, 737123), (321, 640677), (747, 275311), (963, 213559), (2573, 79929), (3317, 62001), (6889, 29853), (7719, 26643), (8881, 23157), (9951, 20667)]