28059416

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 68372640

約数和(自身を除く): 40313224

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 101, 121, 154, 164, 202, 242, 287, 308, 328, 404, 451, 484, 574, 616, 707, 808, 847, 902, 968, 1111, 1148, 1414, 1694, 1804, 2222, 2296, 2828, 3157, 3388, 3608, 4141, 4444, 4961, 5656, 6314, 6776, 7777, 8282, 8888, 9922, 12221, 12628, 15554, 16564, 19844, 24442, 25256, 28987, 31108, 33128, 34727, 39688, 45551, 48884, 57974, 62216, 69454, 85547, 91102, 97768, 115948, 138908, 171094, 182204, 231896, 277816, 318857, 342188, 364408, 501061, 637714, 684376, 1002122, 1275428, 2004244, 2550856, 3507427, 4008488, 7014854, 14029708, 28059416]

約数ペア:

[(1, 28059416), (2, 14029708), (4, 7014854), (7, 4008488), (8, 3507427), (11, 2550856), (14, 2004244), (22, 1275428), (28, 1002122), (41, 684376), (44, 637714), (56, 501061), (77, 364408), (82, 342188), (88, 318857), (101, 277816), (121, 231896), (154, 182204), (164, 171094), (202, 138908), (242, 115948), (287, 97768), (308, 91102), (328, 85547), (404, 69454), (451, 62216), (484, 57974), (574, 48884), (616, 45551), (707, 39688), (808, 34727), (847, 33128), (902, 31108), (968, 28987), (1111, 25256), (1148, 24442), (1414, 19844), (1694, 16564), (1804, 15554), (2222, 12628), (2296, 12221), (2828, 9922), (3157, 8888), (3388, 8282), (3608, 7777), (4141, 6776), (4444, 6314), (4961, 5656)]