253810386

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1663}}^1$

素因数の和:1871

約数の個数: 48

約数和(自身を含む): 563297280

約数和(自身を除く): 309486894

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 139, 183, 278, 366, 417, 549, 834, 1098, 1251, 1663, 2502, 3326, 4989, 8479, 9978, 14967, 16958, 25437, 29934, 50874, 76311, 101443, 152622, 202886, 231157, 304329, 462314, 608658, 693471, 912987, 1386942, 1825974, 2080413, 4160826, 14100577, 28201154, 42301731, 84603462, 126905193, 253810386]

約数ペア:

[(1, 253810386), (2, 126905193), (3, 84603462), (6, 42301731), (9, 28201154), (18, 14100577), (61, 4160826), (122, 2080413), (139, 1825974), (183, 1386942), (278, 912987), (366, 693471), (417, 608658), (549, 462314), (834, 304329), (1098, 231157), (1251, 202886), (1663, 152622), (2502, 101443), (3326, 76311), (4989, 50874), (8479, 29934), (9978, 25437), (14967, 16958)]