28648928

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^2\times {\mathrm{151}}^1$

素因数の和:197

約数の個数: 108

約数和(自身を含む): 72595656

約数和(自身を除く): 43946728

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 121, 151, 154, 176, 196, 224, 242, 302, 308, 352, 392, 484, 539, 604, 616, 784, 847, 968, 1057, 1078, 1208, 1232, 1568, 1661, 1694, 1936, 2114, 2156, 2416, 2464, 3322, 3388, 3872, 4228, 4312, 4832, 5929, 6644, 6776, 7399, 8456, 8624, 11627, 11858, 13288, 13552, 14798, 16912, 17248, 18271, 23254, 23716, 26576, 27104, 29596, 33824, 36542, 46508, 47432, 53152, 59192, 73084, 81389, 93016, 94864, 118384, 127897, 146168, 162778, 186032, 189728, 236768, 255794, 292336, 325556, 372064, 511588, 584672, 651112, 895279, 1023176, 1302224, 1790558, 2046352, 2604448, 3581116, 4092704, 7162232, 14324464, 28648928]

約数ペア:

[(1, 28648928), (2, 14324464), (4, 7162232), (7, 4092704), (8, 3581116), (11, 2604448), (14, 2046352), (16, 1790558), (22, 1302224), (28, 1023176), (32, 895279), (44, 651112), (49, 584672), (56, 511588), (77, 372064), (88, 325556), (98, 292336), (112, 255794), (121, 236768), (151, 189728), (154, 186032), (176, 162778), (196, 146168), (224, 127897), (242, 118384), (302, 94864), (308, 93016), (352, 81389), (392, 73084), (484, 59192), (539, 53152), (604, 47432), (616, 46508), (784, 36542), (847, 33824), (968, 29596), (1057, 27104), (1078, 26576), (1208, 23716), (1232, 23254), (1568, 18271), (1661, 17248), (1694, 16912), (1936, 14798), (2114, 13552), (2156, 13288), (2416, 11858), (2464, 11627), (3322, 8624), (3388, 8456), (3872, 7399), (4228, 6776), (4312, 6644), (4832, 5929)]