28128366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{223241}}^1$

素因数の和:223256

約数の個数: 24

約数和(自身を含む): 69651504

約数和(自身を除く): 41523138

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 223241, 446482, 669723, 1339446, 1562687, 2009169, 3125374, 4018338, 4688061, 9376122, 14064183, 28128366]

約数ペア:

[(1, 28128366), (2, 14064183), (3, 9376122), (6, 4688061), (7, 4018338), (9, 3125374), (14, 2009169), (18, 1562687), (21, 1339446), (42, 669723), (63, 446482), (126, 223241)]