28857584

素因数分解:

$2^4\times 7^1\times {\mathrm{257657}}^1$

素因数の和:257672

約数の個数: 20

約数和(自身を含む): 63899184

約数和(自身を除く): 35041600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257657, 515314, 1030628, 1803599, 2061256, 3607198, 4122512, 7214396, 14428792, 28857584]

約数ペア:

[(1, 28857584), (2, 14428792), (4, 7214396), (7, 4122512), (8, 3607198), (14, 2061256), (16, 1803599), (28, 1030628), (56, 515314), (112, 257657)]