28643258

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{19121}}^1$

素因数の和:19237

約数の個数: 16

約数和(自身を含む): 49564224

約数和(自身を除く): 20920966

約数列:

[1, 2, 7, 14, 107, 214, 749, 1498, 19121, 38242, 133847, 267694, 2045947, 4091894, 14321629, 28643258]

約数ペア:

[(1, 28643258), (2, 14321629), (7, 4091894), (14, 2045947), (107, 267694), (214, 133847), (749, 38242), (1498, 19121)]