28499541

素因数分解:

$3^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{1987}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 43513344

約数和(自身を除く): 15013803

約数列:

[1, 3, 7, 21, 683, 1987, 2049, 4781, 5961, 13909, 14343, 41727, 1357121, 4071363, 9499847, 28499541]

約数ペア:

[(1, 28499541), (3, 9499847), (7, 4071363), (21, 1357121), (683, 41727), (1987, 14343), (2049, 13909), (4781, 5961)]