Numbers k such that product of proper divisors of k is <= k; i.e., product of divisors of k is <= k^2.
A007964
Numbers k such that product of proper divisors of k is <= k; i.e., product of divisors of k is <= k^2.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =10a(10) =11a(11) =13a(12) =14a(13) =15a(14) =17a(15) =19a(16) =21a(17) =22a(18) =23a(19) =25a(20) =26a(21) =27a(22) =29a(23) =31a(24) =33a(25) =34a(26) =35a(27) =37a(28) =38a(29) =39
External references
- oeis: A007964