Erdős problem 48Are there infinitely many integers n,mn, m such that ϕ(n)=σ(m)ϕ(n) = σ(m)?WorkspaceContinue locallyOpen sourceSign in to contributeOpen this exact Problem, source revision, and authority Repository in Workbench. This handoff does not clone, switch, upload, or execute anything.FilesErdős problem 482 retained source recordsCanvaspublic previewSource#48→ResultNone→Checks0