131451019812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{2551}}^1\times {\mathrm{204481}}^1$

素因数の和:207049

約数の個数: 72

約数和(自身を含む): 379898110592

約数和(自身を除く): 248447090780

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 2551, 5102, 7653, 10204, 15306, 17857, 22959, 30612, 35714, 45918, 53571, 71428, 91836, 107142, 160713, 204481, 214284, 321426, 408962, 613443, 642852, 817924, 1226886, 1431367, 1840329, 2453772, 2862734, 3680658, 4294101, 5725468, 7361316, 8588202, 12882303, 17176404, 25764606, 51529212, 521631031, 1043262062, 1564893093, 2086524124, 3129786186, 3651417217, 4694679279, 6259572372, 7302834434, 9389358558, 10954251651, 14605668868, 18778717116, 21908503302, 32862754953, 43817006604, 65725509906, 131451019812]

約数ペア:

[(1, 131451019812), (2, 65725509906), (3, 43817006604), (4, 32862754953), (6, 21908503302), (7, 18778717116), (9, 14605668868), (12, 10954251651), (14, 9389358558), (18, 7302834434), (21, 6259572372), (28, 4694679279), (36, 3651417217), (42, 3129786186), (63, 2086524124), (84, 1564893093), (126, 1043262062), (252, 521631031), (2551, 51529212), (5102, 25764606), (7653, 17176404), (10204, 12882303), (15306, 8588202), (17857, 7361316), (22959, 5725468), (30612, 4294101), (35714, 3680658), (45918, 2862734), (53571, 2453772), (71428, 1840329), (91836, 1431367), (107142, 1226886), (160713, 817924), (204481, 642852), (214284, 613443), (321426, 408962)]