28159479

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{821}}^1$

素因数の和:967

約数の個数: 24

約数和(自身を含む): 42231072

約数和(自身を除く): 14071593

約数列:

[1, 3, 9, 37, 103, 111, 309, 333, 821, 927, 2463, 3811, 7389, 11433, 30377, 34299, 84563, 91131, 253689, 273393, 761067, 3128831, 9386493, 28159479]

約数ペア:

[(1, 28159479), (3, 9386493), (9, 3128831), (37, 761067), (103, 273393), (111, 253689), (309, 91131), (333, 84563), (821, 34299), (927, 30377), (2463, 11433), (3811, 7389)]