128304891

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 243326160

約数和(自身を除く): 115021269

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 53, 57, 81, 99, 117, 121, 143, 159, 171, 209, 247, 297, 351, 363, 429, 477, 513, 583, 627, 689, 741, 891, 1007, 1053, 1089, 1287, 1431, 1539, 1573, 1749, 1881, 2067, 2223, 2299, 2717, 3021, 3267, 3861, 4293, 4719, 5247, 5643, 6201, 6413, 6669, 6897, 7579, 8151, 9063, 9801, 11077, 11583, 13091, 14157, 15741, 16929, 18603, 19239, 20007, 20691, 22737, 24453, 27189, 29887, 33231, 39273, 42471, 47223, 55809, 57717, 62073, 68211, 73359, 81567, 83369, 89661, 99693, 117819, 121847, 127413, 144001, 173151, 186219, 204633, 220077, 250107, 268983, 299079, 353457, 365541, 432003, 519453, 613899, 750321, 806949, 897237, 1060371, 1096623, 1296009, 1584011, 2250963, 2420847, 3289869, 3888027, 4752033, 6752889, 9869607, 11664081, 14256099, 42768297, 128304891]

約数ペア:

[(1, 128304891), (3, 42768297), (9, 14256099), (11, 11664081), (13, 9869607), (19, 6752889), (27, 4752033), (33, 3888027), (39, 3289869), (53, 2420847), (57, 2250963), (81, 1584011), (99, 1296009), (117, 1096623), (121, 1060371), (143, 897237), (159, 806949), (171, 750321), (209, 613899), (247, 519453), (297, 432003), (351, 365541), (363, 353457), (429, 299079), (477, 268983), (513, 250107), (583, 220077), (627, 204633), (689, 186219), (741, 173151), (891, 144001), (1007, 127413), (1053, 121847), (1089, 117819), (1287, 99693), (1431, 89661), (1539, 83369), (1573, 81567), (1749, 73359), (1881, 68211), (2067, 62073), (2223, 57717), (2299, 55809), (2717, 47223), (3021, 42471), (3267, 39273), (3861, 33231), (4293, 29887), (4719, 27189), (5247, 24453), (5643, 22737), (6201, 20691), (6413, 20007), (6669, 19239), (6897, 18603), (7579, 16929), (8151, 15741), (9063, 14157), (9801, 13091), (11077, 11583)]