26155467

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 40

約数和(自身を含む): 42892080

約数和(自身を除く): 16736613

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 177, 351, 421, 531, 767, 1053, 1263, 1593, 2301, 3789, 4779, 5473, 6903, 11367, 16419, 20709, 24839, 34101, 49257, 62127, 74517, 147771, 223551, 322907, 443313, 670653, 968721, 2011959, 2906163, 8718489, 26155467]

約数ペア:

[(1, 26155467), (3, 8718489), (9, 2906163), (13, 2011959), (27, 968721), (39, 670653), (59, 443313), (81, 322907), (117, 223551), (177, 147771), (351, 74517), (421, 62127), (531, 49257), (767, 34101), (1053, 24839), (1263, 20709), (1593, 16419), (2301, 11367), (3789, 6903), (4779, 5473)]