28730559

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 45368064

約数和(自身を除く): 16637505

約数列:

[1, 3, 11, 13, 33, 39, 143, 193, 347, 429, 579, 1041, 2123, 2509, 3817, 4511, 6369, 7527, 11451, 13533, 27599, 49621, 66971, 82797, 148863, 200913, 736681, 870623, 2210043, 2611869, 9576853, 28730559]

約数ペア:

[(1, 28730559), (3, 9576853), (11, 2611869), (13, 2210043), (33, 870623), (39, 736681), (143, 200913), (193, 148863), (347, 82797), (429, 66971), (579, 49621), (1041, 27599), (2123, 13533), (2509, 11451), (3817, 7527), (4511, 6369)]