12724761

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 19945440

約数和(自身を除く): 7220679

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 809, 2247, 2427, 5243, 5663, 15729, 16989, 39641, 86563, 118923, 259689, 605941, 1817823, 4241587, 12724761]

約数ペア:

[(1, 12724761), (3, 4241587), (7, 1817823), (21, 605941), (49, 259689), (107, 118923), (147, 86563), (321, 39641), (749, 16989), (809, 15729), (2247, 5663), (2427, 5243)]