2643381

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 4475520

約数和(自身を除く): 1832139

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 443, 459, 663, 1329, 1989, 3987, 5759, 5967, 7531, 11961, 17277, 22593, 51831, 67779, 97903, 155493, 203337, 293709, 881127, 2643381]

約数ペア:

[(1, 2643381), (3, 881127), (9, 293709), (13, 203337), (17, 155493), (27, 97903), (39, 67779), (51, 51831), (117, 22593), (153, 17277), (221, 11961), (351, 7531), (443, 5967), (459, 5759), (663, 3987), (1329, 1989)]