78844994

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1\times {\mathrm{499}}^1$

素因数の和:1097

約数の個数: 16

約数和(自身を含む): 119400000

約数和(自身を除く): 40555006

約数列:

[1, 2, 199, 397, 398, 499, 794, 998, 79003, 99301, 158006, 198103, 198602, 396206, 39422497, 78844994]

約数ペア:

[(1, 78844994), (2, 39422497), (199, 396206), (397, 198602), (398, 198103), (499, 158006), (794, 99301), (998, 79003)]