9957786490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23157643}}^1$

素因数の和:23157693

約数の個数: 16

約数和(自身を含む): 18340854048

約数和(自身を除く): 8383067558

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 23157643, 46315286, 115788215, 231576430, 995778649, 1991557298, 4978893245, 9957786490]

約数ペア:

[(1, 9957786490), (2, 4978893245), (5, 1991557298), (10, 995778649), (43, 231576430), (86, 115788215), (215, 46315286), (430, 23157643)]