28262416

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 71245440

約数和(自身を除く): 42983024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 47, 49, 52, 56, 59, 91, 94, 98, 104, 112, 118, 182, 188, 196, 208, 236, 329, 364, 376, 392, 413, 472, 611, 637, 658, 728, 752, 767, 784, 826, 944, 1222, 1274, 1316, 1456, 1534, 1652, 2303, 2444, 2548, 2632, 2773, 2891, 3068, 3304, 4277, 4606, 4888, 5096, 5264, 5369, 5546, 5782, 6136, 6608, 8554, 9212, 9776, 10192, 10738, 11092, 11564, 12272, 17108, 18424, 19411, 21476, 22184, 23128, 29939, 34216, 36049, 36848, 37583, 38822, 42952, 44368, 46256, 59878, 68432, 72098, 75166, 77644, 85904, 119756, 135877, 144196, 150332, 155288, 239512, 252343, 271754, 288392, 300664, 310576, 479024, 504686, 543508, 576784, 601328, 1009372, 1087016, 1766401, 2018744, 2174032, 3532802, 4037488, 7065604, 14131208, 28262416]

約数ペア:

[(1, 28262416), (2, 14131208), (4, 7065604), (7, 4037488), (8, 3532802), (13, 2174032), (14, 2018744), (16, 1766401), (26, 1087016), (28, 1009372), (47, 601328), (49, 576784), (52, 543508), (56, 504686), (59, 479024), (91, 310576), (94, 300664), (98, 288392), (104, 271754), (112, 252343), (118, 239512), (182, 155288), (188, 150332), (196, 144196), (208, 135877), (236, 119756), (329, 85904), (364, 77644), (376, 75166), (392, 72098), (413, 68432), (472, 59878), (611, 46256), (637, 44368), (658, 42952), (728, 38822), (752, 37583), (767, 36848), (784, 36049), (826, 34216), (944, 29939), (1222, 23128), (1274, 22184), (1316, 21476), (1456, 19411), (1534, 18424), (1652, 17108), (2303, 12272), (2444, 11564), (2548, 11092), (2632, 10738), (2773, 10192), (2891, 9776), (3068, 9212), (3304, 8554), (4277, 6608), (4606, 6136), (4888, 5782), (5096, 5546), (5264, 5369)]