28161216

素因数分解:

$2^6\times 3^3\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 112

約数和(自身を含む): 84937600

約数和(自身を除く): 56776384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 64, 72, 86, 96, 108, 129, 144, 172, 192, 216, 258, 288, 344, 379, 387, 432, 516, 576, 688, 758, 774, 864, 1032, 1137, 1161, 1376, 1516, 1548, 1728, 2064, 2274, 2322, 2752, 3032, 3096, 3411, 4128, 4548, 4644, 6064, 6192, 6822, 8256, 9096, 9288, 10233, 12128, 12384, 13644, 16297, 18192, 18576, 20466, 24256, 24768, 27288, 32594, 36384, 37152, 40932, 48891, 54576, 65188, 72768, 74304, 81864, 97782, 109152, 130376, 146673, 163728, 195564, 218304, 260752, 293346, 327456, 391128, 440019, 521504, 586692, 654912, 782256, 880038, 1043008, 1173384, 1564512, 1760076, 2346768, 3129024, 3520152, 4693536, 7040304, 9387072, 14080608, 28161216]

約数ペア:

[(1, 28161216), (2, 14080608), (3, 9387072), (4, 7040304), (6, 4693536), (8, 3520152), (9, 3129024), (12, 2346768), (16, 1760076), (18, 1564512), (24, 1173384), (27, 1043008), (32, 880038), (36, 782256), (43, 654912), (48, 586692), (54, 521504), (64, 440019), (72, 391128), (86, 327456), (96, 293346), (108, 260752), (129, 218304), (144, 195564), (172, 163728), (192, 146673), (216, 130376), (258, 109152), (288, 97782), (344, 81864), (379, 74304), (387, 72768), (432, 65188), (516, 54576), (576, 48891), (688, 40932), (758, 37152), (774, 36384), (864, 32594), (1032, 27288), (1137, 24768), (1161, 24256), (1376, 20466), (1516, 18576), (1548, 18192), (1728, 16297), (2064, 13644), (2274, 12384), (2322, 12128), (2752, 10233), (3032, 9288), (3096, 9096), (3411, 8256), (4128, 6822), (4548, 6192), (4644, 6064)]