1238016987

素因数分解:

$3^3\times {\mathrm{2239}}^1\times {\mathrm{20479}}^1$

素因数の和:22727

約数の個数: 16

約数和(自身を含む): 1835008000

約数和(自身を除く): 596991013

約数列:

[1, 3, 9, 27, 2239, 6717, 20151, 20479, 60453, 61437, 184311, 552933, 45852481, 137557443, 412672329, 1238016987]

約数ペア:

[(1, 1238016987), (3, 412672329), (9, 137557443), (27, 45852481), (2239, 552933), (6717, 184311), (20151, 61437), (20479, 60453)]