28695885

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17551}}^1$

素因数の和:17668

約数の個数: 16

約数和(自身を含む): 46337280

約数和(自身を除く): 17641395

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 17551, 52653, 87755, 263265, 1913059, 5739177, 9565295, 28695885]

約数ペア:

[(1, 28695885), (3, 9565295), (5, 5739177), (15, 1913059), (109, 263265), (327, 87755), (545, 52653), (1635, 17551)]