25507989

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9479}}^1$

素因数の和:9521

約数の個数: 24

約数和(自身を含む): 41408640

約数和(自身を除く): 15900651

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 9479, 28437, 85311, 123227, 218017, 369681, 654051, 1109043, 1962153, 2834221, 8502663, 25507989]

約数ペア:

[(1, 25507989), (3, 8502663), (9, 2834221), (13, 1962153), (23, 1109043), (39, 654051), (69, 369681), (117, 218017), (207, 123227), (299, 85311), (897, 28437), (2691, 9479)]