251659128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{15443}}^1$

素因数の和:15556

約数の個数: 64

約数和(自身を含む): 726485760

約数和(自身を除く): 474826632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 97, 168, 194, 291, 388, 582, 679, 776, 1164, 1358, 2037, 2328, 2716, 4074, 5432, 8148, 15443, 16296, 30886, 46329, 61772, 92658, 108101, 123544, 185316, 216202, 324303, 370632, 432404, 648606, 864808, 1297212, 1497971, 2594424, 2995942, 4493913, 5991884, 8987826, 10485797, 11983768, 17975652, 20971594, 31457391, 35951304, 41943188, 62914782, 83886376, 125829564, 251659128]

約数ペア:

[(1, 251659128), (2, 125829564), (3, 83886376), (4, 62914782), (6, 41943188), (7, 35951304), (8, 31457391), (12, 20971594), (14, 17975652), (21, 11983768), (24, 10485797), (28, 8987826), (42, 5991884), (56, 4493913), (84, 2995942), (97, 2594424), (168, 1497971), (194, 1297212), (291, 864808), (388, 648606), (582, 432404), (679, 370632), (776, 324303), (1164, 216202), (1358, 185316), (2037, 123544), (2328, 108101), (2716, 92658), (4074, 61772), (5432, 46329), (8148, 30886), (15443, 16296)]