51211306

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{2753}}^1$

素因数の和:2957

約数の個数: 16

約数和(自身を含む): 78522048

約数和(自身を除く): 27310742

約数列:

[1, 2, 71, 131, 142, 262, 2753, 5506, 9301, 18602, 195463, 360643, 390926, 721286, 25605653, 51211306]

約数ペア:

[(1, 51211306), (2, 25605653), (71, 721286), (131, 390926), (142, 360643), (262, 195463), (2753, 18602), (5506, 9301)]