128337981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{10529}}^1$

素因数の和:10788

約数の個数: 16

約数和(自身を含む): 181958400

約数和(自身を除く): 53620419

約数列:

[1, 3, 17, 51, 239, 717, 4063, 10529, 12189, 31587, 178993, 536979, 2516431, 7549293, 42779327, 128337981]

約数ペア:

[(1, 128337981), (3, 42779327), (17, 7549293), (51, 2516431), (239, 536979), (717, 178993), (4063, 31587), (10529, 12189)]