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楼主 |
发表于 2026-7-16 00:34
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设 (m+1, 2m+1, 5m+1, 10m+1) 与 (6m+1, 12m+1, 30m+1, 60m+1) 都是质数,
且 m=60k+6,
则 (m+1)(2m+1)(5m+1)(10m+1) * (6m+1)(12m+1)(30m+1)(60m+1) = 两个卡迈克尔数的乘积,
则 (m+1)(5m+1)(12m+1) * (2m+1)(6m+1)(10m+1)(30m+1)(60m+1) = 两个卡迈克尔数的乘积,
则 (6m+1)(12m+1)(30m+1) * (m+1)(2m+1)(5m+1)(10m+1)(60m+1) = 两个卡迈克尔数的乘积。 |
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