28206375

素因数分解:

$3^1\times 5^3\times {\mathrm{75217}}^1$

素因数の和:75235

約数の個数: 16

約数和(自身を含む): 46936032

約数和(自身を除く): 18729657

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 75217, 225651, 376085, 1128255, 1880425, 5641275, 9402125, 28206375]

約数ペア:

[(1, 28206375), (3, 9402125), (5, 5641275), (15, 1880425), (25, 1128255), (75, 376085), (125, 225651), (375, 75217)]