A number nnn is defined as n=p1a1⋅p2a2n = p_1^{a_1} \cdot p_2^{a_2}n=p1a1⋅p2a2. If p1=3,p2=5,a1=2,a2=1p_1=3, p_2=5, a_1=2, a_2=1p1=3,p2=5,a1=2,a2=1, what is the sum of the divisors of nnn?
121121121
124124124
150150150
156156156