28657268

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{231107}}^1$

素因数の和:231142

約数の個数: 12

約数和(自身を含む): 51768192

約数和(自身を除く): 23110924

約数列:

[1, 2, 4, 31, 62, 124, 231107, 462214, 924428, 7164317, 14328634, 28657268]

約数ペア:

[(1, 28657268), (2, 14328634), (4, 7164317), (31, 924428), (62, 462214), (124, 231107)]