Brosen, your shutter count is fine. The factory performs test shots to confirm everything is working okay with your camera before shipping it out.
As far as finding the shutter count on a Mac, the only program I've successfully used to determine it is Graphic Converter. Check out this PentaxForums thread for more details (see Robert S Donovan's post):
http://pentaxforums.com/forums/showthread.php?t=60335
Here is the direct link to the Graphic Converter download page:
http://www.lemkesoft.com/public/content/index._cGlkPTg4_.html