28238205

素因数分解:

$3^1\times 5^1\times {\mathrm{1301}}^1\times {\mathrm{1447}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 45247104

約数和(自身を除く): 17008899

約数列:

[1, 3, 5, 15, 1301, 1447, 3903, 4341, 6505, 7235, 19515, 21705, 1882547, 5647641, 9412735, 28238205]

約数ペア:

[(1, 28238205), (3, 9412735), (5, 5647641), (15, 1882547), (1301, 21705), (1447, 19515), (3903, 7235), (4341, 6505)]