27255789

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 18031635

約数列:

[1, 3, 9, 11, 31, 33, 83, 93, 99, 107, 249, 279, 321, 341, 747, 913, 963, 1023, 1177, 2573, 2739, 3069, 3317, 3531, 7719, 8217, 8881, 9951, 10593, 23157, 26643, 28303, 29853, 36487, 79929, 84909, 97691, 109461, 254727, 275311, 293073, 328383, 825933, 879219, 2477799, 3028421, 9085263, 27255789]

約数ペア:

[(1, 27255789), (3, 9085263), (9, 3028421), (11, 2477799), (31, 879219), (33, 825933), (83, 328383), (93, 293073), (99, 275311), (107, 254727), (249, 109461), (279, 97691), (321, 84909), (341, 79929), (747, 36487), (913, 29853), (963, 28303), (1023, 26643), (1177, 23157), (2573, 10593), (2739, 9951), (3069, 8881), (3317, 8217), (3531, 7719)]