27997816

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 68618880

約数和(自身を除く): 40621064

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 49, 56, 77, 86, 88, 98, 151, 154, 172, 196, 301, 302, 308, 344, 392, 473, 539, 602, 604, 616, 946, 1057, 1078, 1204, 1208, 1661, 1892, 2107, 2114, 2156, 2408, 3311, 3322, 3784, 4214, 4228, 4312, 6493, 6622, 6644, 7399, 8428, 8456, 11627, 12986, 13244, 13288, 14798, 16856, 23177, 23254, 25972, 26488, 29596, 45451, 46354, 46508, 51944, 59192, 71423, 81389, 90902, 92708, 93016, 142846, 162778, 181804, 185416, 285692, 318157, 325556, 363608, 499961, 571384, 636314, 651112, 999922, 1272628, 1999844, 2545256, 3499727, 3999688, 6999454, 13998908, 27997816]

約数ペア:

[(1, 27997816), (2, 13998908), (4, 6999454), (7, 3999688), (8, 3499727), (11, 2545256), (14, 1999844), (22, 1272628), (28, 999922), (43, 651112), (44, 636314), (49, 571384), (56, 499961), (77, 363608), (86, 325556), (88, 318157), (98, 285692), (151, 185416), (154, 181804), (172, 162778), (196, 142846), (301, 93016), (302, 92708), (308, 90902), (344, 81389), (392, 71423), (473, 59192), (539, 51944), (602, 46508), (604, 46354), (616, 45451), (946, 29596), (1057, 26488), (1078, 25972), (1204, 23254), (1208, 23177), (1661, 16856), (1892, 14798), (2107, 13288), (2114, 13244), (2156, 12986), (2408, 11627), (3311, 8456), (3322, 8428), (3784, 7399), (4214, 6644), (4228, 6622), (4312, 6493)]