15887872

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 160

約数和(自身を含む): 43997184

約数和(自身を除く): 28109312

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 64, 77, 88, 91, 104, 112, 124, 128, 143, 154, 176, 182, 208, 217, 224, 248, 256, 286, 308, 341, 352, 364, 403, 416, 434, 448, 496, 512, 572, 616, 682, 704, 728, 806, 832, 868, 896, 992, 1001, 1144, 1232, 1364, 1408, 1456, 1612, 1664, 1736, 1792, 1984, 2002, 2288, 2387, 2464, 2728, 2816, 2821, 2912, 3224, 3328, 3472, 3584, 3968, 4004, 4433, 4576, 4774, 4928, 5456, 5632, 5642, 5824, 6448, 6656, 6944, 7936, 8008, 8866, 9152, 9548, 9856, 10912, 11284, 11648, 12896, 13888, 15872, 16016, 17732, 18304, 19096, 19712, 21824, 22568, 23296, 25792, 27776, 31031, 32032, 35464, 36608, 38192, 39424, 43648, 45136, 46592, 51584, 55552, 62062, 64064, 70928, 73216, 76384, 87296, 90272, 103168, 111104, 124124, 128128, 141856, 152768, 174592, 180544, 206336, 248248, 256256, 283712, 305536, 361088, 496496, 512512, 567424, 611072, 722176, 992992, 1134848, 1222144, 1444352, 1985984, 2269696, 3971968, 7943936, 15887872]

約数ペア:

[(1, 15887872), (2, 7943936), (4, 3971968), (7, 2269696), (8, 1985984), (11, 1444352), (13, 1222144), (14, 1134848), (16, 992992), (22, 722176), (26, 611072), (28, 567424), (31, 512512), (32, 496496), (44, 361088), (52, 305536), (56, 283712), (62, 256256), (64, 248248), (77, 206336), (88, 180544), (91, 174592), (104, 152768), (112, 141856), (124, 128128), (128, 124124), (143, 111104), (154, 103168), (176, 90272), (182, 87296), (208, 76384), (217, 73216), (224, 70928), (248, 64064), (256, 62062), (286, 55552), (308, 51584), (341, 46592), (352, 45136), (364, 43648), (403, 39424), (416, 38192), (434, 36608), (448, 35464), (496, 32032), (512, 31031), (572, 27776), (616, 25792), (682, 23296), (704, 22568), (728, 21824), (806, 19712), (832, 19096), (868, 18304), (896, 17732), (992, 16016), (1001, 15872), (1144, 13888), (1232, 12896), (1364, 11648), (1408, 11284), (1456, 10912), (1612, 9856), (1664, 9548), (1736, 9152), (1792, 8866), (1984, 8008), (2002, 7936), (2288, 6944), (2387, 6656), (2464, 6448), (2728, 5824), (2816, 5642), (2821, 5632), (2912, 5456), (3224, 4928), (3328, 4774), (3472, 4576), (3584, 4433), (3968, 4004)]