摘要
利用计算机对满足等式σ(n)=σ(n+1)的正整数n,n+1进行求解,并对所得的数据进行分析,提出了有关该等式的一个问题.
The numbers n and n+1 were studied under the computer,where they satisfy the equality σ(n)=σ(n+1),and a problem on the equality σ(n)=σ(n+1) was presented on the basis of the results we got.
出处
《重庆工商大学学报(自然科学版)》
2010年第5期444-446,共3页
Journal of Chongqing Technology and Business University:Natural Science Edition
关键词
函数σ(n)
孪生因子和数
完全数
function σ(n)
twin sum of divisors numbers
perfect number