28620819

素因数分解:

$3^2\times {\mathrm{599}}^1\times {\mathrm{5309}}^1$

素因数の和:5914

約数の個数: 12

約数和(自身を含む): 41418000

約数和(自身を除く): 12797181

約数列:

[1, 3, 9, 599, 1797, 5309, 5391, 15927, 47781, 3180091, 9540273, 28620819]

約数ペア:

[(1, 28620819), (3, 9540273), (9, 3180091), (599, 47781), (1797, 15927), (5309, 5391)]