28665978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{881}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 68584320

約数和(自身を除く): 39918342

約数列:

[1, 2, 3, 6, 11, 17, 22, 29, 33, 34, 51, 58, 66, 87, 102, 174, 187, 319, 374, 493, 561, 638, 881, 957, 986, 1122, 1479, 1762, 1914, 2643, 2958, 5286, 5423, 9691, 10846, 14977, 16269, 19382, 25549, 29073, 29954, 32538, 44931, 51098, 58146, 76647, 89862, 153294, 164747, 281039, 329494, 434333, 494241, 562078, 843117, 868666, 988482, 1302999, 1686234, 2605998, 4777663, 9555326, 14332989, 28665978]

約数ペア:

[(1, 28665978), (2, 14332989), (3, 9555326), (6, 4777663), (11, 2605998), (17, 1686234), (22, 1302999), (29, 988482), (33, 868666), (34, 843117), (51, 562078), (58, 494241), (66, 434333), (87, 329494), (102, 281039), (174, 164747), (187, 153294), (319, 89862), (374, 76647), (493, 58146), (561, 51098), (638, 44931), (881, 32538), (957, 29954), (986, 29073), (1122, 25549), (1479, 19382), (1762, 16269), (1914, 14977), (2643, 10846), (2958, 9691), (5286, 5423)]