25820691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{4217}}^1$

素因数の和:4390

約数の個数: 16

約数和(自身を含む): 37320864

約数和(自身を除く): 11500173

約数列:

[1, 3, 13, 39, 157, 471, 2041, 4217, 6123, 12651, 54821, 164463, 662069, 1986207, 8606897, 25820691]

約数ペア:

[(1, 25820691), (3, 8606897), (13, 1986207), (39, 662069), (157, 164463), (471, 54821), (2041, 12651), (4217, 6123)]