10078254
domain: N
Appears in sequences
- a(n) = sigma_7(n), the sum of the 7th powers of the divisors of n.at n=9A013955
- Sum of n-th powers of divisors of 10.at n=7A034517
- Sum of seventh powers of unitary divisors.at n=9A034681
- Triangular array, read by rows: T(n,k) = Sum_{d|n} d^k, 0 <= k < n.at n=52A082771
- Sum of the 7th powers of the squarefree divisors of n.at n=9A351270
- Sum of the 7th powers of the squarefree divisors of n.at n=19A351270
- a(n) = n^7 * Product_{p|n, p prime} (1 + 1/p^7).at n=9A351302