289226781

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{34667}}^1$

素因数の和:34782

約数の個数: 20

約数和(自身を含む): 436262112

約数和(自身を除く): 147035331

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 34667, 104001, 312003, 936009, 2808027, 3570701, 10712103, 32136309, 96408927, 289226781]

約数ペア:

[(1, 289226781), (3, 96408927), (9, 32136309), (27, 10712103), (81, 3570701), (103, 2808027), (309, 936009), (927, 312003), (2781, 104001), (8343, 34667)]