|Bill Allombert on Thu, 06 Aug 2015 15:14:26 +0200|
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|Re: function for prime factors of an integer|
On Thu, Aug 06, 2015 at 12:57:31PM +0100, John Cremona wrote: > I know various ways of getting a list of the prime factors of an integr N > in two steps, such as > > factor(N)[,1]~ > > whose syntax is a little obscure, but is there a cse for having a built-in > gp function for this? If there is one I cannot find it... I do not think there is one, either. Most of the case, you do not need to do the transpose. Cheers, Bill.