Multiply perfect numbers k for which the quotient sigma_3(k)/k = A001158(k)/k is nonintegral.

A088844

Multiply perfect numbers k for which the quotient sigma_3(k)/k = A001158(k)/k is nonintegral.

Terms

    a(0) =28a(1) =2178540a(2) =45532800a(3) =142990848a(4) =14182439040a(5) =43861478400a(6) =518666803200a(7) =704575228896

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