28350784

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^2\times {\mathrm{523}}^1$

素因数の和:564

約数の個数: 84

約数和(自身を含む): 70807072

約数和(自身を除く): 42456288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 448, 484, 523, 616, 704, 847, 968, 1046, 1232, 1694, 1936, 2092, 2464, 3388, 3661, 3872, 4184, 4928, 5753, 6776, 7322, 7744, 8368, 11506, 13552, 14644, 16736, 23012, 27104, 29288, 33472, 40271, 46024, 54208, 58576, 63283, 80542, 92048, 117152, 126566, 161084, 184096, 234304, 253132, 322168, 368192, 442981, 506264, 644336, 885962, 1012528, 1288672, 1771924, 2025056, 2577344, 3543848, 4050112, 7087696, 14175392, 28350784]

約数ペア:

[(1, 28350784), (2, 14175392), (4, 7087696), (7, 4050112), (8, 3543848), (11, 2577344), (14, 2025056), (16, 1771924), (22, 1288672), (28, 1012528), (32, 885962), (44, 644336), (56, 506264), (64, 442981), (77, 368192), (88, 322168), (112, 253132), (121, 234304), (154, 184096), (176, 161084), (224, 126566), (242, 117152), (308, 92048), (352, 80542), (448, 63283), (484, 58576), (523, 54208), (616, 46024), (704, 40271), (847, 33472), (968, 29288), (1046, 27104), (1232, 23012), (1694, 16736), (1936, 14644), (2092, 13552), (2464, 11506), (3388, 8368), (3661, 7744), (3872, 7322), (4184, 6776), (4928, 5753)]