28456467

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 13879533

約数列:

[1, 3, 13, 39, 59, 83, 149, 177, 249, 447, 767, 1079, 1937, 2301, 3237, 4897, 5811, 8791, 12367, 14691, 26373, 37101, 63661, 114283, 160771, 190983, 342849, 482313, 729653, 2188959, 9485489, 28456467]

約数ペア:

[(1, 28456467), (3, 9485489), (13, 2188959), (39, 729653), (59, 482313), (83, 342849), (149, 190983), (177, 160771), (249, 114283), (447, 63661), (767, 37101), (1079, 26373), (1937, 14691), (2301, 12367), (3237, 8791), (4897, 5811)]