Dog helps 33 men win $1,000,000

If these men spent $1 each week for 13 years, how much did each spend to win?

(52 weeks) x ($13)
(33 men) x ($1) / (52 weeks) x (13 years)
($1) x (13 years) x (52 weeks) / 33 men
($1) x (13 years) / (52 weeks) x 33 men