28726404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 82790400

約数和(自身を除く): 54063996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 41, 42, 57, 76, 82, 84, 114, 123, 133, 164, 228, 246, 266, 287, 399, 439, 492, 532, 574, 779, 798, 861, 878, 1148, 1317, 1558, 1596, 1722, 1756, 2337, 2634, 3073, 3116, 3444, 4674, 5268, 5453, 6146, 8341, 9219, 9348, 10906, 12292, 16359, 16682, 17999, 18438, 21812, 25023, 32718, 33364, 35998, 36876, 50046, 53997, 58387, 65436, 71996, 100092, 107994, 116774, 125993, 175161, 215988, 233548, 251986, 341981, 350322, 377979, 503972, 683962, 700644, 755958, 1025943, 1367924, 1511916, 2051886, 2393867, 4103772, 4787734, 7181601, 9575468, 14363202, 28726404]

約数ペア:

[(1, 28726404), (2, 14363202), (3, 9575468), (4, 7181601), (6, 4787734), (7, 4103772), (12, 2393867), (14, 2051886), (19, 1511916), (21, 1367924), (28, 1025943), (38, 755958), (41, 700644), (42, 683962), (57, 503972), (76, 377979), (82, 350322), (84, 341981), (114, 251986), (123, 233548), (133, 215988), (164, 175161), (228, 125993), (246, 116774), (266, 107994), (287, 100092), (399, 71996), (439, 65436), (492, 58387), (532, 53997), (574, 50046), (779, 36876), (798, 35998), (861, 33364), (878, 32718), (1148, 25023), (1317, 21812), (1558, 18438), (1596, 17999), (1722, 16682), (1756, 16359), (2337, 12292), (2634, 10906), (3073, 9348), (3116, 9219), (3444, 8341), (4674, 6146), (5268, 5453)]