13854321

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:307

約数の個数: 40

約数和(自身を含む): 22767360

約数和(自身を除く): 8913039

約数列:

[1, 3, 9, 13, 27, 39, 59, 81, 117, 177, 223, 351, 531, 669, 767, 1053, 1593, 2007, 2301, 2899, 4779, 6021, 6903, 8697, 13157, 18063, 20709, 26091, 39471, 62127, 78273, 118413, 171041, 234819, 355239, 513123, 1065717, 1539369, 4618107, 13854321]

約数ペア:

[(1, 13854321), (3, 4618107), (9, 1539369), (13, 1065717), (27, 513123), (39, 355239), (59, 234819), (81, 171041), (117, 118413), (177, 78273), (223, 62127), (351, 39471), (531, 26091), (669, 20709), (767, 18063), (1053, 13157), (1593, 8697), (2007, 6903), (2301, 6021), (2899, 4779)]