81549802

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{3359}}^1$

素因数の和:3621

約数の個数: 16

約数和(自身を含む): 124992000

約数和(自身を除く): 43442198

約数列:

[1, 2, 61, 122, 199, 398, 3359, 6718, 12139, 24278, 204899, 409798, 668441, 1336882, 40774901, 81549802]

約数ペア:

[(1, 81549802), (2, 40774901), (61, 1336882), (122, 668441), (199, 409798), (398, 204899), (3359, 24278), (6718, 12139)]