28215264

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{347}}^1$

素因数の和:389

約数の個数: 144

約数和(自身を含む): 93308544

約数和(自身を除く): 65093280

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 66, 77, 84, 88, 96, 112, 121, 132, 154, 168, 176, 224, 231, 242, 264, 308, 336, 347, 352, 363, 462, 484, 528, 616, 672, 694, 726, 847, 924, 968, 1041, 1056, 1232, 1388, 1452, 1694, 1848, 1936, 2082, 2429, 2464, 2541, 2776, 2904, 3388, 3696, 3817, 3872, 4164, 4858, 5082, 5552, 5808, 6776, 7287, 7392, 7634, 8328, 9716, 10164, 11104, 11451, 11616, 13552, 14574, 15268, 16656, 19432, 20328, 22902, 26719, 27104, 29148, 30536, 33312, 38864, 40656, 41987, 45804, 53438, 58296, 61072, 77728, 80157, 81312, 83974, 91608, 106876, 116592, 122144, 125961, 160314, 167948, 183216, 213752, 233184, 251922, 293909, 320628, 335896, 366432, 427504, 503844, 587818, 641256, 671792, 855008, 881727, 1007688, 1175636, 1282512, 1343584, 1763454, 2015376, 2351272, 2565024, 3526908, 4030752, 4702544, 7053816, 9405088, 14107632, 28215264]

約数ペア:

[(1, 28215264), (2, 14107632), (3, 9405088), (4, 7053816), (6, 4702544), (7, 4030752), (8, 3526908), (11, 2565024), (12, 2351272), (14, 2015376), (16, 1763454), (21, 1343584), (22, 1282512), (24, 1175636), (28, 1007688), (32, 881727), (33, 855008), (42, 671792), (44, 641256), (48, 587818), (56, 503844), (66, 427504), (77, 366432), (84, 335896), (88, 320628), (96, 293909), (112, 251922), (121, 233184), (132, 213752), (154, 183216), (168, 167948), (176, 160314), (224, 125961), (231, 122144), (242, 116592), (264, 106876), (308, 91608), (336, 83974), (347, 81312), (352, 80157), (363, 77728), (462, 61072), (484, 58296), (528, 53438), (616, 45804), (672, 41987), (694, 40656), (726, 38864), (847, 33312), (924, 30536), (968, 29148), (1041, 27104), (1056, 26719), (1232, 22902), (1388, 20328), (1452, 19432), (1694, 16656), (1848, 15268), (1936, 14574), (2082, 13552), (2429, 11616), (2464, 11451), (2541, 11104), (2776, 10164), (2904, 9716), (3388, 8328), (3696, 7634), (3817, 7392), (3872, 7287), (4164, 6776), (4858, 5808), (5082, 5552)]