The factors of the number 525,243,042 are: 1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 227, 243, 414, 454, 486, 529, 621, 681, 729, 1058, 1242, 1362, 1458, 1587, 1863, 2043, 2187, 3174, 3726, 4086, 4374, 4761, 5221, 5589, 6129, 9522, 10442, 11178, 12258, 14283, 15663, 16767, 18387, 28566, 31326, 33534, 36774, 42849, 46989, 50301, 55161, 85698, 93978, 100602, 110322, 120083, 128547, 140967, 165483, 240166, 257094, 281934, 330966, 360249, 385641, 422901, 496449, 720498, 771282, 845802, 992898, 1080747, 1156923, 1268703, 2161494, 2313846, 2537406, 3242241, 3806109, 6484482, 7612218, 9726723, 11418327, 19453446, 22836654, 29180169, 58360338, 87540507, 175081014, 262621521, 525243042.
If you add them up, you will get the total of 1,240,666,560.