28673736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 93004800

約数和(自身を除く): 64331064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 494, 532, 546, 691, 728, 741, 798, 988, 1064, 1092, 1382, 1482, 1596, 1729, 1976, 2073, 2184, 2764, 2964, 3192, 3458, 4146, 4837, 5187, 5528, 5928, 6916, 8292, 8983, 9674, 10374, 13129, 13832, 14511, 16584, 17966, 19348, 20748, 26258, 26949, 29022, 35932, 38696, 39387, 41496, 52516, 53898, 58044, 62881, 71864, 78774, 91903, 105032, 107796, 116088, 125762, 157548, 170677, 183806, 188643, 215592, 251524, 275709, 315096, 341354, 367612, 377286, 503048, 512031, 551418, 682708, 735224, 754572, 1024062, 1102836, 1194739, 1365416, 1509144, 2048124, 2205672, 2389478, 3584217, 4096248, 4778956, 7168434, 9557912, 14336868, 28673736]

約数ペア:

[(1, 28673736), (2, 14336868), (3, 9557912), (4, 7168434), (6, 4778956), (7, 4096248), (8, 3584217), (12, 2389478), (13, 2205672), (14, 2048124), (19, 1509144), (21, 1365416), (24, 1194739), (26, 1102836), (28, 1024062), (38, 754572), (39, 735224), (42, 682708), (52, 551418), (56, 512031), (57, 503048), (76, 377286), (78, 367612), (84, 341354), (91, 315096), (104, 275709), (114, 251524), (133, 215592), (152, 188643), (156, 183806), (168, 170677), (182, 157548), (228, 125762), (247, 116088), (266, 107796), (273, 105032), (312, 91903), (364, 78774), (399, 71864), (456, 62881), (494, 58044), (532, 53898), (546, 52516), (691, 41496), (728, 39387), (741, 38696), (798, 35932), (988, 29022), (1064, 26949), (1092, 26258), (1382, 20748), (1482, 19348), (1596, 17966), (1729, 16584), (1976, 14511), (2073, 13832), (2184, 13129), (2764, 10374), (2964, 9674), (3192, 8983), (3458, 8292), (4146, 6916), (4837, 5928), (5187, 5528)]