28350791

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:698

約数の個数: 16

約数和(自身を含む): 33211200

約数和(自身を除く): 4860409

約数列:

[1, 7, 73, 109, 509, 511, 763, 3563, 7957, 37157, 55481, 55699, 260099, 388367, 4050113, 28350791]

約数ペア:

[(1, 28350791), (7, 4050113), (73, 388367), (109, 260099), (509, 55699), (511, 55481), (763, 37157), (3563, 7957)]