121212378

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2593}}^1$

素因数の和:2668

約数の個数: 72

約数和(自身を含む): 311388948

約数和(自身を除く): 190176570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 53, 63, 98, 106, 126, 147, 159, 294, 318, 371, 441, 477, 742, 882, 954, 1113, 2226, 2593, 2597, 3339, 5186, 5194, 6678, 7779, 7791, 15558, 15582, 18151, 23337, 23373, 36302, 46674, 46746, 54453, 108906, 127057, 137429, 163359, 254114, 274858, 326718, 381171, 412287, 762342, 824574, 962003, 1143513, 1236861, 1924006, 2287026, 2473722, 2886009, 5772018, 6734021, 8658027, 13468042, 17316054, 20202063, 40404126, 60606189, 121212378]

約数ペア:

[(1, 121212378), (2, 60606189), (3, 40404126), (6, 20202063), (7, 17316054), (9, 13468042), (14, 8658027), (18, 6734021), (21, 5772018), (42, 2886009), (49, 2473722), (53, 2287026), (63, 1924006), (98, 1236861), (106, 1143513), (126, 962003), (147, 824574), (159, 762342), (294, 412287), (318, 381171), (371, 326718), (441, 274858), (477, 254114), (742, 163359), (882, 137429), (954, 127057), (1113, 108906), (2226, 54453), (2593, 46746), (2597, 46674), (3339, 36302), (5186, 23373), (5194, 23337), (6678, 18151), (7779, 15582), (7791, 15558)]