To enchant an object via the console, a series of ID codes must be entered:

Obviously this list needs to be properly organized, and not all of them are guaranteed to work, however the ones in the brackets that, for example, say EnchFortifySneakConstantSelf supposedly work 100% of the time, as they are used by the game's enchanting process itself. This is a complete list of every enchantment effect available within Skyrim, and its corresponding console identification code, to be used with the playerenchantobject command.