2558472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 7432320

約数和(自身を除く): 4873848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 97, 157, 168, 194, 291, 314, 388, 471, 582, 628, 679, 776, 942, 1099, 1164, 1256, 1358, 1884, 2037, 2198, 2328, 2716, 3297, 3768, 4074, 4396, 5432, 6594, 8148, 8792, 13188, 15229, 16296, 26376, 30458, 45687, 60916, 91374, 106603, 121832, 182748, 213206, 319809, 365496, 426412, 639618, 852824, 1279236, 2558472]

約数ペア:

[(1, 2558472), (2, 1279236), (3, 852824), (4, 639618), (6, 426412), (7, 365496), (8, 319809), (12, 213206), (14, 182748), (21, 121832), (24, 106603), (28, 91374), (42, 60916), (56, 45687), (84, 30458), (97, 26376), (157, 16296), (168, 15229), (194, 13188), (291, 8792), (314, 8148), (388, 6594), (471, 5432), (582, 4396), (628, 4074), (679, 3768), (776, 3297), (942, 2716), (1099, 2328), (1164, 2198), (1256, 2037), (1358, 1884)]