28787626

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{20359}}^1$

素因数の和:20469

約数の個数: 16

約数和(自身を含む): 49841280

約数和(自身を除く): 21053654

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 20359, 40718, 142513, 285026, 2056259, 4112518, 14393813, 28787626]

約数ペア:

[(1, 28787626), (2, 14393813), (7, 4112518), (14, 2056259), (101, 285026), (202, 142513), (707, 40718), (1414, 20359)]