Smaller of unitary amicable pair.

Terms

a(0) =114a(1) =1140a(2) =18018a(3) =32130a(4) =44772a(5) =56430a(6) =67158a(7) =142310a(8) =180180a(9) =197340a(10) =241110a(11) =296010a(12) =308220a(13) =462330a(14) =591030a(15) =669900a(16) =671580a(17) =785148a(18) =815100a(19) =1004850a(20) =1077890a(21) =1080150a(22) =1156870a(23) =1177722a(24) =1222650a(25) =1281540a(26) =1475810a(27) =1511930a(28) =1571388