28185555

素因数分解:

$3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{22639}}^1$

素因数の和:22730

約数の個数: 16

約数和(自身を含む): 45642240

約数和(自身を除く): 17456685

約数列:

[1, 3, 5, 15, 83, 249, 415, 1245, 22639, 67917, 113195, 339585, 1879037, 5637111, 9395185, 28185555]

約数ペア:

[(1, 28185555), (3, 9395185), (5, 5637111), (15, 1879037), (83, 339585), (249, 113195), (415, 67917), (1245, 22639)]