25713981

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1187}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 38918880

約数和(自身を除く): 13204899

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 1187, 2407, 3561, 7221, 10683, 21663, 34423, 98521, 103269, 295563, 309807, 886689, 2857109, 8571327, 25713981]

約数ペア:

[(1, 25713981), (3, 8571327), (9, 2857109), (29, 886689), (83, 309807), (87, 295563), (249, 103269), (261, 98521), (747, 34423), (1187, 21663), (2407, 10683), (3561, 7221)]