25881219

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31601}}^1$

素因数の和:31627

約数の個数: 24

約数和(自身を含む): 46012512

約数和(自身を除く): 20131293

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 31601, 94803, 221207, 284409, 410813, 663621, 1232439, 1990863, 2875691, 3697317, 8627073, 25881219]

約数ペア:

[(1, 25881219), (3, 8627073), (7, 3697317), (9, 2875691), (13, 1990863), (21, 1232439), (39, 663621), (63, 410813), (91, 284409), (117, 221207), (273, 94803), (819, 31601)]