The smallest composite number k that shares exactly n distinct prime factors with sopfr(k), the sum of the primes dividing k, with repetition.
A372524
The smallest composite number k that shares exactly n distinct prime factors with sopfr(k), the sum of the primes dividing k, with repetition.
Terms
- a(0) =6a(1) =4a(2) =30a(3) =1530a(4) =40530a(5) =37838430a(6) =900569670a(7) =781767956970
External references
- oeis: A372524