28783776

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:267

約数の個数: 144

約数和(自身を含む): 91355040

約数和(自身を除く): 62571264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 48, 49, 56, 58, 84, 87, 96, 98, 112, 116, 147, 168, 174, 196, 203, 211, 224, 232, 294, 336, 348, 392, 406, 422, 464, 588, 609, 633, 672, 696, 784, 812, 844, 928, 1176, 1218, 1266, 1392, 1421, 1477, 1568, 1624, 1688, 2352, 2436, 2532, 2784, 2842, 2954, 3248, 3376, 4263, 4431, 4704, 4872, 5064, 5684, 5908, 6119, 6496, 6752, 8526, 8862, 9744, 10128, 10339, 11368, 11816, 12238, 17052, 17724, 18357, 19488, 20256, 20678, 22736, 23632, 24476, 31017, 34104, 35448, 36714, 41356, 42833, 45472, 47264, 48952, 62034, 68208, 70896, 73428, 82712, 85666, 97904, 124068, 128499, 136416, 141792, 146856, 165424, 171332, 195808, 248136, 256998, 293712, 299831, 330848, 342664, 496272, 513996, 587424, 599662, 685328, 899493, 992544, 1027992, 1199324, 1370656, 1798986, 2055984, 2398648, 3597972, 4111968, 4797296, 7195944, 9594592, 14391888, 28783776]

約数ペア:

[(1, 28783776), (2, 14391888), (3, 9594592), (4, 7195944), (6, 4797296), (7, 4111968), (8, 3597972), (12, 2398648), (14, 2055984), (16, 1798986), (21, 1370656), (24, 1199324), (28, 1027992), (29, 992544), (32, 899493), (42, 685328), (48, 599662), (49, 587424), (56, 513996), (58, 496272), (84, 342664), (87, 330848), (96, 299831), (98, 293712), (112, 256998), (116, 248136), (147, 195808), (168, 171332), (174, 165424), (196, 146856), (203, 141792), (211, 136416), (224, 128499), (232, 124068), (294, 97904), (336, 85666), (348, 82712), (392, 73428), (406, 70896), (422, 68208), (464, 62034), (588, 48952), (609, 47264), (633, 45472), (672, 42833), (696, 41356), (784, 36714), (812, 35448), (844, 34104), (928, 31017), (1176, 24476), (1218, 23632), (1266, 22736), (1392, 20678), (1421, 20256), (1477, 19488), (1568, 18357), (1624, 17724), (1688, 17052), (2352, 12238), (2436, 11816), (2532, 11368), (2784, 10339), (2842, 10128), (2954, 9744), (3248, 8862), (3376, 8526), (4263, 6752), (4431, 6496), (4704, 6119), (4872, 5908), (5064, 5684)]