287802009

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{5623}}^1$

素因数の和:5698

約数の個数: 36

約数和(自身を含む): 466747008

約数和(自身を除く): 178944999

約数列:

[1, 3, 9, 11, 33, 47, 99, 121, 141, 363, 423, 517, 1089, 1551, 4653, 5623, 5687, 16869, 17061, 50607, 51183, 61853, 185559, 264281, 556677, 680383, 792843, 2041149, 2378529, 2907091, 6123447, 8721273, 26163819, 31978001, 95934003, 287802009]

約数ペア:

[(1, 287802009), (3, 95934003), (9, 31978001), (11, 26163819), (33, 8721273), (47, 6123447), (99, 2907091), (121, 2378529), (141, 2041149), (363, 792843), (423, 680383), (517, 556677), (1089, 264281), (1551, 185559), (4653, 61853), (5623, 51183), (5687, 50607), (16869, 17061)]