28028115

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5821}}^1$

素因数の和:5939

約数の個数: 24

約数和(自身を含む): 49044528

約数和(自身を除く): 21016413

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5821, 17463, 29105, 52389, 87315, 261945, 622847, 1868541, 3114235, 5605623, 9342705, 28028115]

約数ペア:

[(1, 28028115), (3, 9342705), (5, 5605623), (9, 3114235), (15, 1868541), (45, 622847), (107, 261945), (321, 87315), (535, 52389), (963, 29105), (1605, 17463), (4815, 5821)]