28645851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3691}}^1$

素因数の和:3906

約数の個数: 16

約数和(自身を含む): 41350400

約数和(自身を除く): 12704549

約数列:

[1, 3, 13, 39, 199, 597, 2587, 3691, 7761, 11073, 47983, 143949, 734509, 2203527, 9548617, 28645851]

約数ペア:

[(1, 28645851), (3, 9548617), (13, 2203527), (39, 734509), (199, 143949), (597, 47983), (2587, 11073), (3691, 7761)]