"Python" decomposes a positive integer factorization

Source: Internet
Author: User

def reducenum (n):" "title: Decompose a positive integer into factorization. Example: Enter 90, print out 90=2*3*3*5" "Print'{} = '. Format (n),ifNot Isinstance (n,int) or N <=0: Print'Please input a valid number!'Exit (0) elif Ninch[1]: Print'{}'. Format (n) whileN Notinch[1]: # Loop guaranteed recursion forIndexinchXrange2, n +1) :            ifn% Index = =0: N/= Index # Let n equal to it n/Indexifn = =1: # This isThe point Print Index # the last oneElse: # index must be prime print'{} *'. Format (index), BreakReducenum (1250895) Reducenum ( at)

"Python" decomposes a positive integer factorization

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