548550

Appears in sequences

• Larger of unitary amicable pair.at n=13A002953
• Unitary amicable numbers.at n=27A063991
• Larger member of an infinitary amicable pair.at n=35A126170
• Larger of semi-unitary amicable numbers pair: numbers (m, n) such that susigma(m) = susigma(n) = m + n, where susigma(n) is the sum of the semi-unitary divisors of n (A322485).at n=32A322542
• Larger of modified exponential amicable pairs.at n=27A323759
• Larger of tri-unitary amicable numbers pair: numbers (m, n) such that tsigma(m) = tsigma(n) = m + n, where tsigma(n) is the sum of the tri-unitary divisors of n (A324706).at n=25A324709