28079688

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 92759040

約数和(自身を除く): 64679352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 23, 24, 26, 28, 39, 42, 43, 46, 52, 56, 69, 78, 84, 86, 91, 92, 104, 129, 138, 156, 161, 168, 169, 172, 182, 184, 258, 273, 276, 299, 301, 312, 322, 338, 344, 364, 483, 507, 516, 546, 552, 559, 598, 602, 644, 676, 728, 897, 903, 966, 989, 1014, 1032, 1092, 1118, 1183, 1196, 1204, 1288, 1352, 1677, 1794, 1806, 1932, 1978, 2028, 2093, 2184, 2236, 2366, 2392, 2408, 2967, 3354, 3549, 3588, 3612, 3864, 3887, 3913, 3956, 4056, 4186, 4472, 4732, 5934, 6279, 6708, 6923, 7098, 7176, 7224, 7267, 7774, 7826, 7912, 8372, 9464, 11661, 11739, 11868, 12558, 12857, 13416, 13846, 14196, 14534, 15548, 15652, 16744, 20769, 21801, 23322, 23478, 23736, 25116, 25714, 27209, 27692, 28392, 29068, 31096, 31304, 38571, 41538, 43602, 46644, 46956, 50232, 50869, 51428, 54418, 55384, 58136, 77142, 81627, 83076, 87204, 89999, 93288, 93912, 101738, 102856, 108836, 152607, 154284, 163254, 166152, 167141, 174408, 179998, 203476, 217672, 269997, 305214, 308568, 326508, 334282, 359996, 406952, 501423, 539994, 610428, 653016, 668564, 719992, 1002846, 1079988, 1169987, 1220856, 1337128, 2005692, 2159976, 2339974, 3509961, 4011384, 4679948, 7019922, 9359896, 14039844, 28079688]

約数ペア:

[(1, 28079688), (2, 14039844), (3, 9359896), (4, 7019922), (6, 4679948), (7, 4011384), (8, 3509961), (12, 2339974), (13, 2159976), (14, 2005692), (21, 1337128), (23, 1220856), (24, 1169987), (26, 1079988), (28, 1002846), (39, 719992), (42, 668564), (43, 653016), (46, 610428), (52, 539994), (56, 501423), (69, 406952), (78, 359996), (84, 334282), (86, 326508), (91, 308568), (92, 305214), (104, 269997), (129, 217672), (138, 203476), (156, 179998), (161, 174408), (168, 167141), (169, 166152), (172, 163254), (182, 154284), (184, 152607), (258, 108836), (273, 102856), (276, 101738), (299, 93912), (301, 93288), (312, 89999), (322, 87204), (338, 83076), (344, 81627), (364, 77142), (483, 58136), (507, 55384), (516, 54418), (546, 51428), (552, 50869), (559, 50232), (598, 46956), (602, 46644), (644, 43602), (676, 41538), (728, 38571), (897, 31304), (903, 31096), (966, 29068), (989, 28392), (1014, 27692), (1032, 27209), (1092, 25714), (1118, 25116), (1183, 23736), (1196, 23478), (1204, 23322), (1288, 21801), (1352, 20769), (1677, 16744), (1794, 15652), (1806, 15548), (1932, 14534), (1978, 14196), (2028, 13846), (2093, 13416), (2184, 12857), (2236, 12558), (2366, 11868), (2392, 11739), (2408, 11661), (2967, 9464), (3354, 8372), (3549, 7912), (3588, 7826), (3612, 7774), (3864, 7267), (3887, 7224), (3913, 7176), (3956, 7098), (4056, 6923), (4186, 6708), (4472, 6279), (4732, 5934)]