28478866

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{773}}^1$

素因数の和:910

約数の個数: 24

約数和(自身を含む): 46741860

約数和(自身を除く): 18262994

約数列:

[1, 2, 13, 26, 109, 169, 218, 338, 773, 1417, 1546, 2834, 10049, 18421, 20098, 36842, 84257, 130637, 168514, 261274, 1095341, 2190682, 14239433, 28478866]

約数ペア:

[(1, 28478866), (2, 14239433), (13, 2190682), (26, 1095341), (109, 261274), (169, 168514), (218, 130637), (338, 84257), (773, 36842), (1417, 20098), (1546, 18421), (2834, 10049)]