A039784 phi(n) is equal to the product of the dual prime-power components of n.
1, 2, 12, 48, 5832
Offset: 1
Keywords
Examples
phi(5832)=1944, 5832=2^3*3^6, (3^2)*(6^3)=1944.
Extensions
No others < 7*10^7. - Naohiro Nomoto, Jun 23 2001