28367759

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{4217}}^1$

素因数の和:4286

約数の個数: 12

約数和(自身を含む): 33507792

約数和(自身を除く): 5140033

約数列:

[1, 7, 31, 217, 961, 4217, 6727, 29519, 130727, 915089, 4052537, 28367759]

約数ペア:

[(1, 28367759), (7, 4052537), (31, 915089), (217, 130727), (961, 29519), (4217, 6727)]