# [MATL], 6 bytes

_Uses [scottinet's idea](https://codegolf.stackexchange.com/a/144401/36398) of looping more times than needed. Thanks also to [Shaggy](https://codegolf.stackexchange.com/users/58974/shaggy) for a pointing out a mistake, now corrected._

    t:"Yfs

[__Try it online!__](https://tio.run/##y00syfn/v8RKKTKt@P9/I1MDAA)

[MATL]: https://github.com/lmendo/MATL

###Explanation

    t       % Take input (implicit). Duplicate
    :"      % Do the following that many times
      Yf    %   Array of prime factors
      s     %   Sum of array
            % End (implicit). Display (implicit)