28163968

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 69510960

約数和(自身を除く): 41346992

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 43, 56, 64, 68, 86, 112, 119, 128, 136, 172, 224, 238, 272, 301, 344, 448, 476, 544, 602, 688, 731, 896, 952, 1088, 1204, 1376, 1462, 1849, 1904, 2176, 2408, 2752, 2924, 3698, 3808, 4816, 5117, 5504, 5848, 7396, 7616, 9632, 10234, 11696, 12943, 14792, 15232, 19264, 20468, 23392, 25886, 29584, 31433, 38528, 40936, 46784, 51772, 59168, 62866, 81872, 93568, 103544, 118336, 125732, 163744, 207088, 220031, 236672, 251464, 327488, 414176, 440062, 502928, 654976, 828352, 880124, 1005856, 1656704, 1760248, 2011712, 3520496, 4023424, 7040992, 14081984, 28163968]

約数ペア:

[(1, 28163968), (2, 14081984), (4, 7040992), (7, 4023424), (8, 3520496), (14, 2011712), (16, 1760248), (17, 1656704), (28, 1005856), (32, 880124), (34, 828352), (43, 654976), (56, 502928), (64, 440062), (68, 414176), (86, 327488), (112, 251464), (119, 236672), (128, 220031), (136, 207088), (172, 163744), (224, 125732), (238, 118336), (272, 103544), (301, 93568), (344, 81872), (448, 62866), (476, 59168), (544, 51772), (602, 46784), (688, 40936), (731, 38528), (896, 31433), (952, 29584), (1088, 25886), (1204, 23392), (1376, 20468), (1462, 19264), (1849, 15232), (1904, 14792), (2176, 12943), (2408, 11696), (2752, 10234), (2924, 9632), (3698, 7616), (3808, 7396), (4816, 5848), (5117, 5504)]