Answer
456 is not perfect because:
1 + 2 + 3 + 4 + 6 + 8 + 12 + 19 + 24 + 38 + 57 + 76 + 114 + 152 + 228 ≠ 456
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Answer
456 is not perfect because:
1 + 2 + 3 + 4 + 6 + 8 + 12 + 19 + 24 + 38 + 57 + 76 + 114 + 152 + 228 ≠ 456