12753405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{40487}}^1$

素因数の和:40505

約数の個数: 24

約数和(自身を含む): 25264512

約数和(自身を除く): 12511107

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 40487, 121461, 202435, 283409, 364383, 607305, 850227, 1417045, 1821915, 2550681, 4251135, 12753405]

約数ペア:

[(1, 12753405), (3, 4251135), (5, 2550681), (7, 1821915), (9, 1417045), (15, 850227), (21, 607305), (35, 364383), (45, 283409), (63, 202435), (105, 121461), (315, 40487)]