28470933

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{8573}}^1$

素因数の和:8626

約数の個数: 20

約数和(自身を含む): 43573068

約数和(自身を除く): 15102135

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 8573, 25719, 77157, 231471, 351493, 694413, 1054479, 3163437, 9490311, 28470933]

約数ペア:

[(1, 28470933), (3, 9490311), (9, 3163437), (27, 1054479), (41, 694413), (81, 351493), (123, 231471), (369, 77157), (1107, 25719), (3321, 8573)]