Do there exist integers m and n such that σ(m) = σ(n)? Find such m and n or explain why no such m and n exist.?
Do there exist integers m and n such that σ(m) = σ(n)? Find such m and n or
explain why no such m and n exist.
Not sure how to prove/explain this..though I do understand the meaning of σ in this context
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σ(6) = 12 and σ(11) = 12 for example.
That sounds like homework. :3