265815121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 322882560

約数和(自身を除く): 57067439

約数列:

[1, 11, 13, 43, 139, 143, 311, 473, 559, 1529, 1807, 3421, 4043, 5977, 6149, 13373, 19877, 43229, 44473, 65747, 77701, 147103, 173849, 475519, 561977, 854711, 1858847, 1912339, 6181747, 20447317, 24165011, 265815121]

約数ペア:

[(1, 265815121), (11, 24165011), (13, 20447317), (43, 6181747), (139, 1912339), (143, 1858847), (311, 854711), (473, 561977), (559, 475519), (1529, 173849), (1807, 147103), (3421, 77701), (4043, 65747), (5977, 44473), (6149, 43229), (13373, 19877)]