56201571

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1997}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 84155760

約数和(自身を除く): 27954189

約数列:

[1, 3, 9, 53, 59, 159, 177, 477, 531, 1997, 3127, 5991, 9381, 17973, 28143, 105841, 117823, 317523, 353469, 952569, 1060407, 6244619, 18733857, 56201571]

約数ペア:

[(1, 56201571), (3, 18733857), (9, 6244619), (53, 1060407), (59, 952569), (159, 353469), (177, 317523), (477, 117823), (531, 105841), (1997, 28143), (3127, 17973), (5991, 9381)]