2551887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1283}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 4206384

約数和(自身を除く): 1654497

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1283, 1989, 3849, 11547, 16679, 21811, 50037, 65433, 150111, 196299, 283543, 850629, 2551887]

約数ペア:

[(1, 2551887), (3, 850629), (9, 283543), (13, 196299), (17, 150111), (39, 65433), (51, 50037), (117, 21811), (153, 16679), (221, 11547), (663, 3849), (1283, 1989)]