11987556

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 36388800

約数和(自身を除く): 24401244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 29, 37, 38, 42, 49, 57, 58, 74, 76, 84, 87, 98, 111, 114, 116, 133, 147, 148, 174, 196, 203, 222, 228, 259, 266, 294, 348, 399, 406, 444, 518, 532, 551, 588, 609, 703, 777, 798, 812, 931, 1036, 1073, 1102, 1218, 1406, 1421, 1554, 1596, 1653, 1813, 1862, 2109, 2146, 2204, 2436, 2793, 2812, 2842, 3108, 3219, 3306, 3626, 3724, 3857, 4218, 4263, 4292, 4921, 5439, 5586, 5684, 6438, 6612, 7252, 7511, 7714, 8436, 8526, 9842, 10878, 11172, 11571, 12876, 14763, 15022, 15428, 17052, 19684, 20387, 21756, 22533, 23142, 26999, 29526, 30044, 34447, 40774, 45066, 46284, 52577, 53998, 59052, 61161, 68894, 80997, 81548, 90132, 103341, 105154, 107996, 122322, 137788, 142709, 157731, 161994, 206682, 210308, 244644, 285418, 315462, 323988, 413364, 428127, 570836, 630924, 856254, 998963, 1712508, 1997926, 2996889, 3995852, 5993778, 11987556]

約数ペア:

[(1, 11987556), (2, 5993778), (3, 3995852), (4, 2996889), (6, 1997926), (7, 1712508), (12, 998963), (14, 856254), (19, 630924), (21, 570836), (28, 428127), (29, 413364), (37, 323988), (38, 315462), (42, 285418), (49, 244644), (57, 210308), (58, 206682), (74, 161994), (76, 157731), (84, 142709), (87, 137788), (98, 122322), (111, 107996), (114, 105154), (116, 103341), (133, 90132), (147, 81548), (148, 80997), (174, 68894), (196, 61161), (203, 59052), (222, 53998), (228, 52577), (259, 46284), (266, 45066), (294, 40774), (348, 34447), (399, 30044), (406, 29526), (444, 26999), (518, 23142), (532, 22533), (551, 21756), (588, 20387), (609, 19684), (703, 17052), (777, 15428), (798, 15022), (812, 14763), (931, 12876), (1036, 11571), (1073, 11172), (1102, 10878), (1218, 9842), (1406, 8526), (1421, 8436), (1554, 7714), (1596, 7511), (1653, 7252), (1813, 6612), (1862, 6438), (2109, 5684), (2146, 5586), (2204, 5439), (2436, 4921), (2793, 4292), (2812, 4263), (2842, 4218), (3108, 3857), (3219, 3724), (3306, 3626)]