28951384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1160

約数の個数: 64

約数和(自身を含む): 69315840

約数和(自身を除く): 40364456

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 56, 77, 86, 88, 154, 172, 301, 308, 344, 473, 602, 616, 946, 1093, 1204, 1892, 2186, 2408, 3311, 3784, 4372, 6622, 7651, 8744, 12023, 13244, 15302, 24046, 26488, 30604, 46999, 48092, 61208, 84161, 93998, 96184, 168322, 187996, 328993, 336644, 375992, 516989, 657986, 673288, 1033978, 1315972, 2067956, 2631944, 3618923, 4135912, 7237846, 14475692, 28951384]

約数ペア:

[(1, 28951384), (2, 14475692), (4, 7237846), (7, 4135912), (8, 3618923), (11, 2631944), (14, 2067956), (22, 1315972), (28, 1033978), (43, 673288), (44, 657986), (56, 516989), (77, 375992), (86, 336644), (88, 328993), (154, 187996), (172, 168322), (301, 96184), (308, 93998), (344, 84161), (473, 61208), (602, 48092), (616, 46999), (946, 30604), (1093, 26488), (1204, 24046), (1892, 15302), (2186, 13244), (2408, 12023), (3311, 8744), (3784, 7651), (4372, 6622)]