Numbers whose sum of divisors is a cube.

Terms

a(0) =1a(1) =7a(2) =102a(3) =110a(4) =142a(5) =159a(6) =187a(7) =381a(8) =690a(9) =714a(10) =770a(11) =994a(12) =1034a(13) =1054a(14) =1065a(15) =1113a(16) =1164a(17) =1173a(18) =1265a(19) =1293a(20) =1309a(21) =1633a(22) =1643a(23) =2667a(24) =3638a(25) =3937a(26) =4505a(27) =4830a(28) =4855a(29) =5373