2189968135

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{129469}}^1$

素因数の和:129690

約数の個数: 16

約数和(自身を含む): 2796552000

約数和(自身を除く): 606583865

約数列:

[1, 5, 17, 85, 199, 995, 3383, 16915, 129469, 647345, 2200973, 11004865, 25764331, 128821655, 437993627, 2189968135]

約数ペア:

[(1, 2189968135), (5, 437993627), (17, 128821655), (85, 25764331), (199, 11004865), (995, 2200973), (3383, 647345), (16915, 129469)]