28020795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{169823}}^1$

素因数の和:169842

約数の個数: 16

約数和(自身を含む): 48909312

約数和(自身を除く): 20888517

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 169823, 509469, 849115, 1868053, 2547345, 5604159, 9340265, 28020795]

約数ペア:

[(1, 28020795), (3, 9340265), (5, 5604159), (11, 2547345), (15, 1868053), (33, 849115), (55, 509469), (165, 169823)]