28782264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 88473600

約数和(自身を除く): 59691336

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 71, 76, 84, 114, 127, 133, 142, 152, 168, 213, 228, 254, 266, 284, 381, 399, 426, 456, 497, 508, 532, 568, 762, 798, 852, 889, 994, 1016, 1064, 1349, 1491, 1524, 1596, 1704, 1778, 1988, 2413, 2667, 2698, 2982, 3048, 3192, 3556, 3976, 4047, 4826, 5334, 5396, 5964, 7112, 7239, 8094, 9017, 9443, 9652, 10668, 10792, 11928, 14478, 16188, 16891, 18034, 18886, 19304, 21336, 27051, 28329, 28956, 32376, 33782, 36068, 37772, 50673, 54102, 56658, 57912, 63119, 67564, 72136, 75544, 101346, 108204, 113316, 126238, 135128, 171323, 189357, 202692, 216408, 226632, 252476, 342646, 378714, 405384, 504952, 513969, 685292, 757428, 1027938, 1199261, 1370584, 1514856, 2055876, 2398522, 3597783, 4111752, 4797044, 7195566, 9594088, 14391132, 28782264]

約数ペア:

[(1, 28782264), (2, 14391132), (3, 9594088), (4, 7195566), (6, 4797044), (7, 4111752), (8, 3597783), (12, 2398522), (14, 2055876), (19, 1514856), (21, 1370584), (24, 1199261), (28, 1027938), (38, 757428), (42, 685292), (56, 513969), (57, 504952), (71, 405384), (76, 378714), (84, 342646), (114, 252476), (127, 226632), (133, 216408), (142, 202692), (152, 189357), (168, 171323), (213, 135128), (228, 126238), (254, 113316), (266, 108204), (284, 101346), (381, 75544), (399, 72136), (426, 67564), (456, 63119), (497, 57912), (508, 56658), (532, 54102), (568, 50673), (762, 37772), (798, 36068), (852, 33782), (889, 32376), (994, 28956), (1016, 28329), (1064, 27051), (1349, 21336), (1491, 19304), (1524, 18886), (1596, 18034), (1704, 16891), (1778, 16188), (1988, 14478), (2413, 11928), (2667, 10792), (2698, 10668), (2982, 9652), (3048, 9443), (3192, 9017), (3556, 8094), (3976, 7239), (4047, 7112), (4826, 5964), (5334, 5396)]