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recursive factorization function in F#
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| let rec f n x acc = | |
| if x = n then | |
| x::acc | |
| elif n % x = 0 then | |
| f (n/x) x (x::acc) | |
| else | |
| f n (x+1) acc | |
| let factorise n = f n 2 [] | |
| let factors = factorise 124782 |
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