28515674894

素因数分解:

$2^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{2216359}}^1$

素因数の和:2217287

約数の個数: 16

約数和(自身を含む): 48937228800

約数和(自身を除く): 20421553906

約数列:

[1, 2, 7, 14, 919, 1838, 6433, 12866, 2216359, 4432718, 15514513, 31029026, 2036833921, 4073667842, 14257837447, 28515674894]

約数ペア:

[(1, 28515674894), (2, 14257837447), (7, 4073667842), (14, 2036833921), (919, 31029026), (1838, 15514513), (6433, 4432718), (12866, 2216359)]