That may be true. Michelangelo was clearly in Raphael's thoughts at times.

VOA: special.2010.02.03

And the image is much more specifically of Michelangelo's Pieta.

这一幕像极了米开朗基罗的圣母哀子像。

耶鲁公开课 - 1945年后的美国小说课程节选