The factors of the number 252,405,153 are: 1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 81, 91, 99, 117, 121, 143, 189, 231, 273, 283, 297, 351, 363, 429, 567, 693, 819, 847, 849, 891, 1001, 1053, 1089, 1287, 1573, 1981, 2079, 2457, 2541, 2547, 3003, 3113, 3267, 3679, 3861, 4719, 5943, 6237, 7371, 7623, 7641, 9009, 9339, 9801, 11011, 11037, 11583, 14157, 17829, 21791, 22869, 22923, 25753, 27027, 28017, 33033, 33111, 34243, 40469, 42471, 53487, 65373, 68607, 77259, 81081, 84051, 99099, 99333, 102729, 121407, 127413, 160461, 196119, 231777, 239701, 252153, 283283, 297297, 297999, 308187, 364221, 445159, 588357, 695331, 719103, 849849, 891891, 924561, 1092663, 1335477, 1765071, 2085993, 2157309, 2549547, 2773683, 3116113, 3277989, 4006431, 6471927, 7648641, 9348339, 12019293, 19415781, 22945923, 28045017, 36057879, 84135051, 252405153.
If you add them up, you will get the total of 252,405,412. Now subtract 252,405,153 to get 259,480,991