28622672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 80

約数和(自身を含む): 64662528

約数和(自身を除く): 36039856

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 193, 208, 248, 299, 368, 386, 403, 496, 598, 713, 772, 806, 1196, 1426, 1544, 1612, 2392, 2509, 2852, 3088, 3224, 4439, 4784, 5018, 5704, 5983, 6448, 8878, 9269, 10036, 11408, 11966, 17756, 18538, 20072, 23932, 35512, 37076, 40144, 47864, 57707, 71024, 74152, 77779, 95728, 115414, 137609, 148304, 155558, 230828, 275218, 311116, 461656, 550436, 622232, 923312, 1100872, 1244464, 1788917, 2201744, 3577834, 7155668, 14311336, 28622672]

約数ペア:

[(1, 28622672), (2, 14311336), (4, 7155668), (8, 3577834), (13, 2201744), (16, 1788917), (23, 1244464), (26, 1100872), (31, 923312), (46, 622232), (52, 550436), (62, 461656), (92, 311116), (104, 275218), (124, 230828), (184, 155558), (193, 148304), (208, 137609), (248, 115414), (299, 95728), (368, 77779), (386, 74152), (403, 71024), (496, 57707), (598, 47864), (713, 40144), (772, 37076), (806, 35512), (1196, 23932), (1426, 20072), (1544, 18538), (1612, 17756), (2392, 11966), (2509, 11408), (2852, 10036), (3088, 9269), (3224, 8878), (4439, 6448), (4784, 5983), (5018, 5704)]