28038752

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 39021472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 43, 56, 71, 82, 86, 112, 142, 164, 172, 224, 284, 287, 301, 328, 344, 497, 568, 574, 602, 656, 688, 994, 1136, 1148, 1204, 1312, 1376, 1763, 1988, 2272, 2296, 2408, 2911, 3053, 3526, 3976, 4592, 4816, 5822, 6106, 7052, 7952, 9184, 9632, 11644, 12212, 12341, 14104, 15904, 20377, 21371, 23288, 24424, 24682, 28208, 40754, 42742, 46576, 48848, 49364, 56416, 81508, 85484, 93152, 97696, 98728, 125173, 163016, 170968, 197456, 250346, 326032, 341936, 394912, 500692, 652064, 683872, 876211, 1001384, 1752422, 2002768, 3504844, 4005536, 7009688, 14019376, 28038752]

約数ペア:

[(1, 28038752), (2, 14019376), (4, 7009688), (7, 4005536), (8, 3504844), (14, 2002768), (16, 1752422), (28, 1001384), (32, 876211), (41, 683872), (43, 652064), (56, 500692), (71, 394912), (82, 341936), (86, 326032), (112, 250346), (142, 197456), (164, 170968), (172, 163016), (224, 125173), (284, 98728), (287, 97696), (301, 93152), (328, 85484), (344, 81508), (497, 56416), (568, 49364), (574, 48848), (602, 46576), (656, 42742), (688, 40754), (994, 28208), (1136, 24682), (1148, 24424), (1204, 23288), (1312, 21371), (1376, 20377), (1763, 15904), (1988, 14104), (2272, 12341), (2296, 12212), (2408, 11644), (2911, 9632), (3053, 9184), (3526, 7952), (3976, 7052), (4592, 6106), (4816, 5822)]