25510563

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{647}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 39862368

約数和(自身を除く): 14351805

約数列:

[1, 3, 9, 13, 39, 117, 337, 647, 1011, 1941, 3033, 4381, 5823, 8411, 13143, 25233, 39429, 75699, 218039, 654117, 1962351, 2834507, 8503521, 25510563]

約数ペア:

[(1, 25510563), (3, 8503521), (9, 2834507), (13, 1962351), (39, 654117), (117, 218039), (337, 75699), (647, 39429), (1011, 25233), (1941, 13143), (3033, 8411), (4381, 5823)]