28403445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{270509}}^1$

素因数の和:270524

約数の個数: 16

約数和(自身を含む): 51937920

約数和(自身を除く): 23534475

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 270509, 811527, 1352545, 1893563, 4057635, 5680689, 9467815, 28403445]

約数ペア:

[(1, 28403445), (3, 9467815), (5, 5680689), (7, 4057635), (15, 1893563), (21, 1352545), (35, 811527), (105, 270509)]