817825428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1063}}^1$

素因数の和:1194

約数の個数: 144

約数和(自身を含む): 2453907456

約数和(自身を除く): 1636082028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 71, 84, 86, 126, 129, 142, 172, 213, 252, 258, 284, 301, 387, 426, 497, 516, 602, 639, 774, 852, 903, 994, 1063, 1204, 1278, 1491, 1548, 1806, 1988, 2126, 2556, 2709, 2982, 3053, 3189, 3612, 4252, 4473, 5418, 5964, 6106, 6378, 7441, 8946, 9159, 9567, 10836, 12212, 12756, 14882, 17892, 18318, 19134, 21371, 22323, 27477, 29764, 36636, 38268, 42742, 44646, 45709, 54954, 64113, 66969, 75473, 85484, 89292, 91418, 109908, 128226, 133938, 137127, 150946, 182836, 192339, 226419, 256452, 267876, 274254, 301892, 319963, 384678, 411381, 452838, 528311, 548508, 639926, 679257, 769356, 822762, 905676, 959889, 1056622, 1279852, 1358514, 1584933, 1645524, 1919778, 2113244, 2717028, 2879667, 3169866, 3245339, 3839556, 4754799, 5759334, 6339732, 6490678, 9509598, 9736017, 11518668, 12981356, 19019196, 19472034, 22717373, 29208051, 38944068, 45434746, 58416102, 68152119, 90869492, 116832204, 136304238, 204456357, 272608476, 408912714, 817825428]

約数ペア:

[(1, 817825428), (2, 408912714), (3, 272608476), (4, 204456357), (6, 136304238), (7, 116832204), (9, 90869492), (12, 68152119), (14, 58416102), (18, 45434746), (21, 38944068), (28, 29208051), (36, 22717373), (42, 19472034), (43, 19019196), (63, 12981356), (71, 11518668), (84, 9736017), (86, 9509598), (126, 6490678), (129, 6339732), (142, 5759334), (172, 4754799), (213, 3839556), (252, 3245339), (258, 3169866), (284, 2879667), (301, 2717028), (387, 2113244), (426, 1919778), (497, 1645524), (516, 1584933), (602, 1358514), (639, 1279852), (774, 1056622), (852, 959889), (903, 905676), (994, 822762), (1063, 769356), (1204, 679257), (1278, 639926), (1491, 548508), (1548, 528311), (1806, 452838), (1988, 411381), (2126, 384678), (2556, 319963), (2709, 301892), (2982, 274254), (3053, 267876), (3189, 256452), (3612, 226419), (4252, 192339), (4473, 182836), (5418, 150946), (5964, 137127), (6106, 133938), (6378, 128226), (7441, 109908), (8946, 91418), (9159, 89292), (9567, 85484), (10836, 75473), (12212, 66969), (12756, 64113), (14882, 54954), (17892, 45709), (18318, 44646), (19134, 42742), (21371, 38268), (22323, 36636), (27477, 29764)]