28261479

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{479}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 38430720

約数和(自身を除く): 10169241

約数列:

[1, 3, 71, 213, 277, 479, 831, 1437, 19667, 34009, 59001, 102027, 132683, 398049, 9420493, 28261479]

約数ペア:

[(1, 28261479), (3, 9420493), (71, 398049), (213, 132683), (277, 102027), (479, 59001), (831, 34009), (1437, 19667)]