18451719

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 33062400

約数和(自身を除く): 14610681

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 59, 81, 99, 117, 143, 177, 243, 297, 351, 429, 531, 649, 729, 767, 891, 1053, 1287, 1593, 1947, 2187, 2301, 2673, 3159, 3861, 4779, 5841, 6903, 8019, 8437, 9477, 11583, 14337, 17523, 20709, 24057, 25311, 28431, 34749, 43011, 52569, 62127, 75933, 104247, 129033, 157707, 186381, 227799, 312741, 473121, 559143, 683397, 1419363, 1677429, 2050191, 6150573, 18451719]

約数ペア:

[(1, 18451719), (3, 6150573), (9, 2050191), (11, 1677429), (13, 1419363), (27, 683397), (33, 559143), (39, 473121), (59, 312741), (81, 227799), (99, 186381), (117, 157707), (143, 129033), (177, 104247), (243, 75933), (297, 62127), (351, 52569), (429, 43011), (531, 34749), (649, 28431), (729, 25311), (767, 24057), (891, 20709), (1053, 17523), (1287, 14337), (1593, 11583), (1947, 9477), (2187, 8437), (2301, 8019), (2673, 6903), (3159, 5841), (3861, 4779)]