28047756

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 78382080

約数和(自身を除く): 50334324

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 29, 33, 34, 44, 51, 58, 66, 68, 87, 102, 116, 132, 174, 187, 204, 319, 348, 374, 431, 493, 561, 638, 748, 862, 957, 986, 1122, 1276, 1293, 1479, 1724, 1914, 1972, 2244, 2586, 2958, 3828, 4741, 5172, 5423, 5916, 7327, 9482, 10846, 12499, 14223, 14654, 16269, 18964, 21692, 21981, 24998, 28446, 29308, 32538, 37497, 43962, 49996, 56892, 65076, 74994, 80597, 87924, 137489, 149988, 161194, 212483, 241791, 274978, 322388, 412467, 424966, 483582, 549956, 637449, 824934, 849932, 967164, 1274898, 1649868, 2337313, 2549796, 4674626, 7011939, 9349252, 14023878, 28047756]

約数ペア:

[(1, 28047756), (2, 14023878), (3, 9349252), (4, 7011939), (6, 4674626), (11, 2549796), (12, 2337313), (17, 1649868), (22, 1274898), (29, 967164), (33, 849932), (34, 824934), (44, 637449), (51, 549956), (58, 483582), (66, 424966), (68, 412467), (87, 322388), (102, 274978), (116, 241791), (132, 212483), (174, 161194), (187, 149988), (204, 137489), (319, 87924), (348, 80597), (374, 74994), (431, 65076), (493, 56892), (561, 49996), (638, 43962), (748, 37497), (862, 32538), (957, 29308), (986, 28446), (1122, 24998), (1276, 21981), (1293, 21692), (1479, 18964), (1724, 16269), (1914, 14654), (1972, 14223), (2244, 12499), (2586, 10846), (2958, 9482), (3828, 7327), (4741, 5916), (5172, 5423)]