28531767

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{5507}}^1$

素因数の和:5678

約数の個数: 16

約数和(自身を含む): 41772672

約数和(自身を除く): 13240905

約数列:

[1, 3, 11, 33, 157, 471, 1727, 5181, 5507, 16521, 60577, 181731, 864599, 2593797, 9510589, 28531767]

約数ペア:

[(1, 28531767), (3, 9510589), (11, 2593797), (33, 864599), (157, 181731), (471, 60577), (1727, 16521), (5181, 5507)]