The factors of the number 500,143,245 are: 1, 3, 5, 7, 15, 21, 35, 37, 49, 53, 105, 111, 147, 159, 185, 245, 259, 265, 347, 371, 555, 735, 777, 795, 1041, 1113, 1295, 1735, 1813, 1855, 1961, 2429, 2597, 3885, 5205, 5439, 5565, 5883, 7287, 7791, 9065, 9805, 12145, 12839, 12985, 13727, 17003, 18391, 27195, 29415, 36435, 38517, 38955, 41181, 51009, 55173, 64195, 68635, 85015, 89873, 91955, 96089, 128737, 192585, 205905, 255045, 269619, 275865, 288267, 386211, 449365, 480445, 629111, 643685, 680467, 901159, 1348095, 1441335, 1887333, 1931055, 2041401, 2703477, 3145555, 3402335, 4505795, 4763269, 9436665, 10207005, 13517385, 14289807, 23816345, 33342883, 71449035, 100028649, 166714415, 500143245.
If you add them up, you will get the total of 976,883,328.