128566866

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{208037}}^1$

素因数の和:208145

約数の個数: 16

約数和(自身を含む): 259631424

約数和(自身を除く): 131064558

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 208037, 416074, 624111, 1248222, 21427811, 42855622, 64283433, 128566866]

約数ペア:

[(1, 128566866), (2, 64283433), (3, 42855622), (6, 21427811), (103, 1248222), (206, 624111), (309, 416074), (618, 208037)]