13999252

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 25256000

約数和(自身を除く): 11256748

約数列:

[1, 2, 4, 43, 86, 172, 199, 398, 409, 796, 818, 1636, 8557, 17114, 17587, 34228, 35174, 70348, 81391, 162782, 325564, 3499813, 6999626, 13999252]

約数ペア:

[(1, 13999252), (2, 6999626), (4, 3499813), (43, 325564), (86, 162782), (172, 81391), (199, 70348), (398, 35174), (409, 34228), (796, 17587), (818, 17114), (1636, 8557)]