12864645

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1087}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 22404096

約数和(自身を除く): 9539451

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1087, 1315, 2367, 3261, 3945, 5435, 9783, 11835, 16305, 48915, 285881, 857643, 1429405, 2572929, 4288215, 12864645]

約数ペア:

[(1, 12864645), (3, 4288215), (5, 2572929), (9, 1429405), (15, 857643), (45, 285881), (263, 48915), (789, 16305), (1087, 11835), (1315, 9783), (2367, 5435), (3261, 3945)]