Answer
1224 is not perfect because:
1 + 2 + 3 + 4 + 6 + 8 + 9 + 12 + 17 + 18 + 24 + 34 + 36 + 51 + 68 + 72 + 102 + 136 + 153 + 204 + 306 + 408 + 612 ≠ 1224
Related links:
- All calculations
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