25367368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{243917}}^1$

素因数の和:243936

約数の個数: 16

約数和(自身を含む): 51222780

約数和(自身を除く): 25855412

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 243917, 487834, 975668, 1951336, 3170921, 6341842, 12683684, 25367368]

約数ペア:

[(1, 25367368), (2, 12683684), (4, 6341842), (8, 3170921), (13, 1951336), (26, 975668), (52, 487834), (104, 243917)]