28005945

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{169733}}^1$

素因数の和:169752

約数の個数: 16

約数和(自身を含む): 48883392

約数和(自身を除く): 20877447

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 169733, 509199, 848665, 1867063, 2545995, 5601189, 9335315, 28005945]

約数ペア:

[(1, 28005945), (3, 9335315), (5, 5601189), (11, 2545995), (15, 1867063), (33, 848665), (55, 509199), (165, 169733)]