28560085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1213}}^1$

素因数の和:1512

約数の個数: 16

約数和(自身を含む): 36449136

約数和(自身を除く): 7889051

約数列:

[1, 5, 17, 85, 277, 1213, 1385, 4709, 6065, 20621, 23545, 103105, 336001, 1680005, 5712017, 28560085]

約数ペア:

[(1, 28560085), (5, 5712017), (17, 1680005), (85, 336001), (277, 103105), (1213, 23545), (1385, 20621), (4709, 6065)]