28395885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{270437}}^1$

素因数の和:270452

約数の個数: 16

約数和(自身を含む): 51924096

約数和(自身を除く): 23528211

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 270437, 811311, 1352185, 1893059, 4056555, 5679177, 9465295, 28395885]

約数ペア:

[(1, 28395885), (3, 9465295), (5, 5679177), (7, 4056555), (15, 1893059), (21, 1352185), (35, 811311), (105, 270437)]