28654647

素因数分解:

$3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2609}}^1$

素因数の和:3142

約数の個数: 16

約数和(自身を含む): 43764480

約数和(自身を除く): 15109833

約数列:

[1, 3, 7, 21, 523, 1569, 2609, 3661, 7827, 10983, 18263, 54789, 1364507, 4093521, 9551549, 28654647]

約数ペア:

[(1, 28654647), (3, 9551549), (7, 4093521), (21, 1364507), (523, 54789), (1569, 18263), (2609, 10983), (3661, 7827)]