25902639

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4421}}^1$

素因数の和:4468

約数の個数: 32

約数和(自身を含む): 45281280

約数和(自身を除く): 19378641

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 4421, 5859, 13263, 30947, 39789, 92841, 119367, 137051, 278523, 411153, 835569, 959357, 1233459, 2878071, 3700377, 8634213, 25902639]

約数ペア:

[(1, 25902639), (3, 8634213), (7, 3700377), (9, 2878071), (21, 1233459), (27, 959357), (31, 835569), (63, 411153), (93, 278523), (189, 137051), (217, 119367), (279, 92841), (651, 39789), (837, 30947), (1953, 13263), (4421, 5859)]