87787557

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:113

約数の個数: 90

約数和(自身を含む): 159031026

約数和(自身を除く): 71243469

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 53, 81, 99, 117, 121, 143, 159, 169, 297, 351, 363, 429, 477, 507, 583, 689, 891, 1053, 1089, 1287, 1431, 1521, 1573, 1749, 1859, 2067, 3267, 3861, 4293, 4563, 4719, 5247, 5577, 6201, 6413, 7579, 8957, 9801, 11583, 13689, 14157, 15741, 16731, 18603, 19239, 20449, 22737, 26871, 42471, 47223, 50193, 55809, 57717, 61347, 68211, 80613, 83369, 98527, 127413, 150579, 173151, 184041, 204633, 241839, 250107, 295581, 519453, 552123, 613899, 725517, 750321, 886743, 1083797, 1656369, 2250963, 2660229, 3251391, 6752889, 7980687, 9754173, 29262519, 87787557]

約数ペア:

[(1, 87787557), (3, 29262519), (9, 9754173), (11, 7980687), (13, 6752889), (27, 3251391), (33, 2660229), (39, 2250963), (53, 1656369), (81, 1083797), (99, 886743), (117, 750321), (121, 725517), (143, 613899), (159, 552123), (169, 519453), (297, 295581), (351, 250107), (363, 241839), (429, 204633), (477, 184041), (507, 173151), (583, 150579), (689, 127413), (891, 98527), (1053, 83369), (1089, 80613), (1287, 68211), (1431, 61347), (1521, 57717), (1573, 55809), (1749, 50193), (1859, 47223), (2067, 42471), (3267, 26871), (3861, 22737), (4293, 20449), (4563, 19239), (4719, 18603), (5247, 16731), (5577, 15741), (6201, 14157), (6413, 13689), (7579, 11583), (8957, 9801)]