28352289

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3301}}^1$

素因数の和:3720

約数の個数: 16

約数和(自身を含む): 43322240

約数和(自身を除く): 14969951

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 3301, 8589, 9903, 23107, 69321, 1350109, 4050327, 9450763, 28352289]

約数ペア:

[(1, 28352289), (3, 9450763), (7, 4050327), (21, 1350109), (409, 69321), (1227, 23107), (2863, 9903), (3301, 8589)]