28742912

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 64018080

約数和(自身を除く): 35275168

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 64, 88, 118, 128, 173, 176, 236, 256, 346, 352, 472, 649, 692, 704, 944, 1298, 1384, 1408, 1888, 1903, 2596, 2768, 2816, 3776, 3806, 5192, 5536, 7552, 7612, 10207, 10384, 11072, 15104, 15224, 20414, 20768, 22144, 30448, 40828, 41536, 44288, 60896, 81656, 83072, 112277, 121792, 163312, 166144, 224554, 243584, 326624, 449108, 487168, 653248, 898216, 1306496, 1796432, 2612992, 3592864, 7185728, 14371456, 28742912]

約数ペア:

[(1, 28742912), (2, 14371456), (4, 7185728), (8, 3592864), (11, 2612992), (16, 1796432), (22, 1306496), (32, 898216), (44, 653248), (59, 487168), (64, 449108), (88, 326624), (118, 243584), (128, 224554), (173, 166144), (176, 163312), (236, 121792), (256, 112277), (346, 83072), (352, 81656), (472, 60896), (649, 44288), (692, 41536), (704, 40828), (944, 30448), (1298, 22144), (1384, 20768), (1408, 20414), (1888, 15224), (1903, 15104), (2596, 11072), (2768, 10384), (2816, 10207), (3776, 7612), (3806, 7552), (5192, 5536)]