28478985

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18433}}^1$

素因数の和:18544

約数の個数: 16

約数和(自身を含む): 46011264

約数和(自身を除く): 17532279

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 18433, 55299, 92165, 276495, 1898599, 5695797, 9492995, 28478985]

約数ペア:

[(1, 28478985), (3, 9492995), (5, 5695797), (15, 1898599), (103, 276495), (309, 92165), (515, 55299), (1545, 18433)]