28865728

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 62160912

約数和(自身を除く): 33295184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 272, 344, 544, 617, 688, 731, 1088, 1234, 1376, 1462, 2468, 2752, 2924, 4936, 5848, 9872, 10489, 11696, 19744, 20978, 23392, 26531, 39488, 41956, 46784, 53062, 83912, 106124, 167824, 212248, 335648, 424496, 451027, 671296, 848992, 902054, 1697984, 1804108, 3608216, 7216432, 14432864, 28865728]

約数ペア:

[(1, 28865728), (2, 14432864), (4, 7216432), (8, 3608216), (16, 1804108), (17, 1697984), (32, 902054), (34, 848992), (43, 671296), (64, 451027), (68, 424496), (86, 335648), (136, 212248), (172, 167824), (272, 106124), (344, 83912), (544, 53062), (617, 46784), (688, 41956), (731, 39488), (1088, 26531), (1234, 23392), (1376, 20978), (1462, 19744), (2468, 11696), (2752, 10489), (2924, 9872), (4936, 5848)]