Each lens is DESIGNED for a specific job. Hunt down a Rodagon G, designed for really big prints, unlike the apo componons and Rodagon n

If you come upon a 105 apo el nikkor, get it.

For getting the most from the lens you have,
lay a mirror on the edge of the print and stop down until you see a clear aperture. It may be a stop or stop and a half from wide open.

Go no further.