12189447

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2540

約数の個数: 20

約数和(自身を含む): 18514936

約数和(自身を除く): 6325489

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 1647, 2467, 4941, 7401, 22203, 66609, 150487, 199827, 451461, 1354383, 4063149, 12189447]

約数ペア:

[(1, 12189447), (3, 4063149), (9, 1354383), (27, 451461), (61, 199827), (81, 150487), (183, 66609), (549, 22203), (1647, 7401), (2467, 4941)]