Totient by hallvabo (mft)

def e():
 n,t=s(input(),2,1);p=3
 while n/p/p:
\x09if n%p<1:n,t=s(n,p,t)
\x09p+=2
 print(t,t*~-n)[n>1]
def s(n,p,t):
\x09c=1
\x09while n%p<1:n/=p;t*=p-c;c=0
\x09return n,t
while 1:e()

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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