27903568

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 71245440

約数和(自身を除く): 43341872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 44, 56, 58, 71, 77, 88, 112, 116, 121, 142, 154, 176, 203, 232, 242, 284, 308, 319, 406, 464, 484, 497, 568, 616, 638, 781, 812, 847, 968, 994, 1136, 1232, 1276, 1562, 1624, 1694, 1936, 1988, 2059, 2233, 2552, 3124, 3248, 3388, 3509, 3976, 4118, 4466, 5104, 5467, 6248, 6776, 7018, 7952, 8236, 8591, 8932, 10934, 12496, 13552, 14036, 14413, 16472, 17182, 17864, 21868, 22649, 24563, 28072, 28826, 32944, 34364, 35728, 43736, 45298, 49126, 56144, 57652, 60137, 68728, 87472, 90596, 98252, 115304, 120274, 137456, 158543, 181192, 196504, 230608, 240548, 249139, 317086, 362384, 393008, 481096, 498278, 634172, 962192, 996556, 1268344, 1743973, 1993112, 2536688, 3487946, 3986224, 6975892, 13951784, 27903568]

約数ペア:

[(1, 27903568), (2, 13951784), (4, 6975892), (7, 3986224), (8, 3487946), (11, 2536688), (14, 1993112), (16, 1743973), (22, 1268344), (28, 996556), (29, 962192), (44, 634172), (56, 498278), (58, 481096), (71, 393008), (77, 362384), (88, 317086), (112, 249139), (116, 240548), (121, 230608), (142, 196504), (154, 181192), (176, 158543), (203, 137456), (232, 120274), (242, 115304), (284, 98252), (308, 90596), (319, 87472), (406, 68728), (464, 60137), (484, 57652), (497, 56144), (568, 49126), (616, 45298), (638, 43736), (781, 35728), (812, 34364), (847, 32944), (968, 28826), (994, 28072), (1136, 24563), (1232, 22649), (1276, 21868), (1562, 17864), (1624, 17182), (1694, 16472), (1936, 14413), (1988, 14036), (2059, 13552), (2233, 12496), (2552, 10934), (3124, 8932), (3248, 8591), (3388, 8236), (3509, 7952), (3976, 7018), (4118, 6776), (4466, 6248), (5104, 5467)]