217614879

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{263}}^1\times {\mathrm{1033}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 319381920

約数和(自身を除く): 101767041

約数列:

[1, 3, 9, 89, 263, 267, 789, 801, 1033, 2367, 3099, 9297, 23407, 70221, 91937, 210663, 271679, 275811, 815037, 827433, 2445111, 24179431, 72538293, 217614879]

約数ペア:

[(1, 217614879), (3, 72538293), (9, 24179431), (89, 2445111), (263, 827433), (267, 815037), (789, 275811), (801, 271679), (1033, 210663), (2367, 91937), (3099, 70221), (9297, 23407)]