205572159

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{21169}}^1$

素因数の和:21271

約数の個数: 24

約数和(自身を含む): 323646960

約数和(自身を除く): 118074801

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 3237, 9711, 21169, 63507, 190521, 275197, 825591, 1757027, 2476773, 5271081, 15813243, 22841351, 68524053, 205572159]

約数ペア:

[(1, 205572159), (3, 68524053), (9, 22841351), (13, 15813243), (39, 5271081), (83, 2476773), (117, 1757027), (249, 825591), (747, 275197), (1079, 190521), (3237, 63507), (9711, 21169)]