28590471

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4987}}^1$

素因数の和:5020

約数の個数: 36

約数和(自身を含む): 51745512

約数和(自身を除く): 23155041

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 4987, 5733, 14961, 34909, 44883, 64831, 104727, 194493, 244363, 314181, 453817, 583479, 733089, 1361451, 2199267, 3176719, 4084353, 9530157, 28590471]

約数ペア:

[(1, 28590471), (3, 9530157), (7, 4084353), (9, 3176719), (13, 2199267), (21, 1361451), (39, 733089), (49, 583479), (63, 453817), (91, 314181), (117, 244363), (147, 194493), (273, 104727), (441, 64831), (637, 44883), (819, 34909), (1911, 14961), (4987, 5733)]