Numbers whose sum of divisors is the seventh power of one of their divisors.

Terms

a(0) =1a(1) =112890a(2) =120054a(3) =124338a(4) =133998a(5) =137058a(6) =139962a(7) =36705396a(8) =39118548a(9) =52166212a(10) =4661585292a(11) =4677211812a(12) =4851457716a(13) =4968055596a(14) =6168611160a(15) =6232929480a(16) =6236525932a(17) =6261521812a(18) =6311227560a(19) =6362855640a(20) =6430524120a(21) =6468862876a(22) =6488003880a(23) =6500134440a(24) =6506266732