28726445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12739}}^1$

素因数の和:12796

約数の個数: 16

約数和(自身を含む): 38525760

約数和(自身を除く): 9799315

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12739, 63695, 140129, 522299, 700645, 2611495, 5745289, 28726445]

約数ペア:

[(1, 28726445), (5, 5745289), (11, 2611495), (41, 700645), (55, 522299), (205, 140129), (451, 63695), (2255, 12739)]