28708226

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{2791}}^1$

素因数の和:2969

約数の個数: 16

約数和(自身を含む): 44560320

約数和(自身を除く): 15852094

約数列:

[1, 2, 37, 74, 139, 278, 2791, 5143, 5582, 10286, 103267, 206534, 387949, 775898, 14354113, 28708226]

約数ペア:

[(1, 28708226), (2, 14354113), (37, 775898), (74, 387949), (139, 206534), (278, 103267), (2791, 10286), (5143, 5582)]