28205211

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{2467}}^1$

素因数の和:2610

約数の個数: 16

約数和(自身を含む): 39014144

約数和(自身を除く): 10808933

約数列:

[1, 3, 37, 103, 111, 309, 2467, 3811, 7401, 11433, 91279, 254101, 273837, 762303, 9401737, 28205211]

約数ペア:

[(1, 28205211), (3, 9401737), (37, 762303), (103, 273837), (111, 254101), (309, 91279), (2467, 11433), (3811, 7401)]