The factors of the number 660,251,746 are: 1, 2, 7, 11, 14, 17, 22, 34, 77, 101, 119, 121, 154, 187, 202, 227, 238, 242, 374, 454, 707, 847, 1111, 1309, 1414, 1589, 1694, 1717, 2057, 2222, 2497, 2618, 3178, 3434, 3859, 4114, 4994, 7718, 7777, 12019, 12221, 14399, 15554, 17479, 18887, 22927, 24038, 24442, 27013, 27467, 28798, 34958, 37774, 42449, 45854, 54026, 54934, 84898, 85547, 132209, 160489, 171094, 192269, 207757, 252197, 264418, 297143, 320978, 384538, 389759, 415514, 466939, 504394, 594286, 779518, 933878, 1454299, 1765379, 2728313, 2774167, 2908598, 3268573, 3530758, 4287349, 5456626, 5548334, 6537146, 8574698, 19419169, 30011443, 38838338, 47160839, 60022886, 94321678, 330125873, 660251746.
If you add them up, you will get the total of 1,336,196,736.