51138945

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{883}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 107819712

約数和(自身を除く): 56680767

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 81, 99, 117, 135, 143, 165, 195, 297, 351, 405, 429, 495, 585, 715, 883, 891, 1053, 1287, 1485, 1755, 2145, 2649, 3861, 4415, 4455, 5265, 6435, 7947, 9713, 11479, 11583, 13245, 19305, 23841, 29139, 34437, 39735, 48565, 57395, 57915, 71523, 87417, 103311, 119205, 126269, 145695, 172185, 262251, 309933, 357615, 378807, 437085, 516555, 631345, 786753, 929799, 1136421, 1311255, 1549665, 1894035, 3409263, 3933765, 4648995, 5682105, 10227789, 17046315, 51138945]

約数ペア:

[(1, 51138945), (3, 17046315), (5, 10227789), (9, 5682105), (11, 4648995), (13, 3933765), (15, 3409263), (27, 1894035), (33, 1549665), (39, 1311255), (45, 1136421), (55, 929799), (65, 786753), (81, 631345), (99, 516555), (117, 437085), (135, 378807), (143, 357615), (165, 309933), (195, 262251), (297, 172185), (351, 145695), (405, 126269), (429, 119205), (495, 103311), (585, 87417), (715, 71523), (883, 57915), (891, 57395), (1053, 48565), (1287, 39735), (1485, 34437), (1755, 29139), (2145, 23841), (2649, 19305), (3861, 13245), (4415, 11583), (4455, 11479), (5265, 9713), (6435, 7947)]