28320405

素因数分解:

$3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{5441}}^1$

素因数の和:5796

約数の個数: 16

約数和(自身を含む): 45451584

約数和(自身を除く): 17131179

約数列:

[1, 3, 5, 15, 347, 1041, 1735, 5205, 5441, 16323, 27205, 81615, 1888027, 5664081, 9440135, 28320405]

約数ペア:

[(1, 28320405), (3, 9440135), (5, 5664081), (15, 1888027), (347, 81615), (1041, 27205), (1735, 16323), (5205, 5441)]