OFFSET
1,2
EXAMPLE
For n=4: a(4) = lcm(sigma(4), pod(4)) = lcm(7, 8) = 56.
PROG
(Magma) [LCM(SumOfDivisors(n), &*[d: d in Divisors(n)]): n in [1.. 1000]]
(PARI) a(n) = my(d=divisors(n)); lcm(vecsum(d), vecprod(d)); \\ Michel Marcus, Mar 05 2019
CROSSREFS
KEYWORD
nonn
AUTHOR
Jaroslav Krizek, Mar 05 2019
STATUS
approved