28750665

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51803}}^1$

素因数の和:51848

約数の個数: 16

約数和(自身を含む): 47245248

約数和(自身を除く): 18494583

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51803, 155409, 259015, 777045, 1916711, 5750133, 9583555, 28750665]

約数ペア:

[(1, 28750665), (3, 9583555), (5, 5750133), (15, 1916711), (37, 777045), (111, 259015), (185, 155409), (555, 51803)]