A088844 Multiply perfect numbers k for which the quotient sigma_3(k)/k = A001158(k)/k is nonintegral.

28, 2178540, 45532800, 142990848, 14182439040, 43861478400, 518666803200, 704575228896, 13661860101120, 181742883469056, 740344994887680, 20158185857531904, 275502900594021408, 71065075104190073088, 87934476737668055040, 154345556085770649600, 1161492388333469337600

Offset: 1

Author

Labos Elemer, Nov 05 2003

Keywords

• nonn

Links

• Amiram Eldar, Table of n, a(n) for n = 1..574

Crossrefs

Cf. A007691, A001158, A066269.

Extensions

More terms from Amiram Eldar, May 09 2024