25828929

素因数分解:

$3^3\times 7^3\times {\mathrm{2789}}^1$

素因数の和:2819

約数の個数: 32

約数和(自身を含む): 44640000

約数和(自身を除く): 18811071

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 2789, 3087, 8367, 9261, 19523, 25101, 58569, 75303, 136661, 175707, 409983, 527121, 956627, 1229949, 2869881, 3689847, 8609643, 25828929]

約数ペア:

[(1, 25828929), (3, 8609643), (7, 3689847), (9, 2869881), (21, 1229949), (27, 956627), (49, 527121), (63, 409983), (147, 175707), (189, 136661), (343, 75303), (441, 58569), (1029, 25101), (1323, 19523), (2789, 9261), (3087, 8367)]