25212943

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{647}}^1$

素因数の和:966

約数の個数: 16

約数和(自身を含む): 30481920

約数和(自身を除く): 5268977

約数列:

[1, 7, 19, 133, 293, 647, 2051, 4529, 5567, 12293, 38969, 86051, 189571, 1326997, 3601849, 25212943]

約数ペア:

[(1, 25212943), (7, 3601849), (19, 1326997), (133, 189571), (293, 86051), (647, 38969), (2051, 12293), (4529, 5567)]