12867543

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1639

約数の個数: 24

約数和(自身を含む): 20311200

約数和(自身を除く): 7443657

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 1549, 2769, 4647, 8307, 13941, 20137, 60411, 109979, 181233, 329937, 989811, 1429727, 4289181, 12867543]

約数ペア:

[(1, 12867543), (3, 4289181), (9, 1429727), (13, 989811), (39, 329937), (71, 181233), (117, 109979), (213, 60411), (639, 20137), (923, 13941), (1549, 8307), (2769, 4647)]