25741287

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 20223513

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 59, 99, 113, 117, 143, 177, 297, 339, 351, 429, 531, 649, 767, 1017, 1243, 1287, 1469, 1593, 1947, 2301, 3051, 3729, 3861, 4407, 5841, 6667, 6903, 8437, 11187, 13221, 16159, 17523, 20001, 20709, 25311, 33561, 39663, 48477, 60003, 73337, 75933, 86671, 145431, 180009, 220011, 227799, 260013, 436293, 660033, 780039, 953381, 1980099, 2340117, 2860143, 8580429, 25741287]

約数ペア:

[(1, 25741287), (3, 8580429), (9, 2860143), (11, 2340117), (13, 1980099), (27, 953381), (33, 780039), (39, 660033), (59, 436293), (99, 260013), (113, 227799), (117, 220011), (143, 180009), (177, 145431), (297, 86671), (339, 75933), (351, 73337), (429, 60003), (531, 48477), (649, 39663), (767, 33561), (1017, 25311), (1243, 20709), (1287, 20001), (1469, 17523), (1593, 16159), (1947, 13221), (2301, 11187), (3051, 8437), (3729, 6903), (3861, 6667), (4407, 5841)]