28668948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 92897280

約数和(自身を除く): 64228332

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 23, 28, 33, 38, 42, 44, 46, 57, 66, 69, 71, 76, 77, 84, 92, 114, 132, 133, 138, 142, 154, 161, 209, 213, 228, 231, 253, 266, 276, 284, 308, 322, 399, 418, 426, 437, 462, 483, 497, 506, 532, 627, 644, 759, 781, 798, 836, 852, 874, 924, 966, 994, 1012, 1254, 1311, 1349, 1463, 1491, 1518, 1562, 1596, 1633, 1748, 1771, 1932, 1988, 2343, 2508, 2622, 2698, 2926, 2982, 3036, 3059, 3124, 3266, 3542, 4047, 4389, 4686, 4807, 4899, 5244, 5313, 5396, 5467, 5852, 5964, 6118, 6532, 7084, 8094, 8778, 9177, 9372, 9443, 9614, 9798, 10626, 10934, 11431, 12236, 14421, 14839, 16188, 16401, 17556, 17963, 18354, 18886, 19228, 19596, 21252, 21868, 22862, 28329, 28842, 29678, 31027, 32802, 33649, 34293, 35926, 36708, 37772, 44517, 45724, 53889, 56658, 57684, 59356, 62054, 65604, 67298, 68586, 71852, 89034, 93081, 100947, 103873, 107778, 113316, 124108, 125741, 134596, 137172, 178068, 186162, 201894, 207746, 215556, 217189, 251482, 311619, 341297, 372324, 377223, 403788, 415492, 434378, 502964, 623238, 651567, 682594, 754446, 868756, 1023891, 1246476, 1303134, 1365188, 1508892, 2047782, 2389079, 2606268, 4095564, 4778158, 7167237, 9556316, 14334474, 28668948]

約数ペア:

[(1, 28668948), (2, 14334474), (3, 9556316), (4, 7167237), (6, 4778158), (7, 4095564), (11, 2606268), (12, 2389079), (14, 2047782), (19, 1508892), (21, 1365188), (22, 1303134), (23, 1246476), (28, 1023891), (33, 868756), (38, 754446), (42, 682594), (44, 651567), (46, 623238), (57, 502964), (66, 434378), (69, 415492), (71, 403788), (76, 377223), (77, 372324), (84, 341297), (92, 311619), (114, 251482), (132, 217189), (133, 215556), (138, 207746), (142, 201894), (154, 186162), (161, 178068), (209, 137172), (213, 134596), (228, 125741), (231, 124108), (253, 113316), (266, 107778), (276, 103873), (284, 100947), (308, 93081), (322, 89034), (399, 71852), (418, 68586), (426, 67298), (437, 65604), (462, 62054), (483, 59356), (497, 57684), (506, 56658), (532, 53889), (627, 45724), (644, 44517), (759, 37772), (781, 36708), (798, 35926), (836, 34293), (852, 33649), (874, 32802), (924, 31027), (966, 29678), (994, 28842), (1012, 28329), (1254, 22862), (1311, 21868), (1349, 21252), (1463, 19596), (1491, 19228), (1518, 18886), (1562, 18354), (1596, 17963), (1633, 17556), (1748, 16401), (1771, 16188), (1932, 14839), (1988, 14421), (2343, 12236), (2508, 11431), (2622, 10934), (2698, 10626), (2926, 9798), (2982, 9614), (3036, 9443), (3059, 9372), (3124, 9177), (3266, 8778), (3542, 8094), (4047, 7084), (4389, 6532), (4686, 6118), (4807, 5964), (4899, 5852), (5244, 5467), (5313, 5396)]