28708064

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 71995392

約数和(自身を除く): 43287328

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 61, 77, 88, 112, 122, 154, 176, 191, 224, 244, 308, 352, 382, 427, 488, 616, 671, 764, 854, 976, 1232, 1337, 1342, 1528, 1708, 1952, 2101, 2464, 2674, 2684, 3056, 3416, 4202, 4697, 5348, 5368, 6112, 6832, 8404, 9394, 10696, 10736, 11651, 13664, 14707, 16808, 18788, 21392, 21472, 23302, 29414, 33616, 37576, 42784, 46604, 58828, 67232, 75152, 81557, 93208, 117656, 128161, 150304, 163114, 186416, 235312, 256322, 326228, 372832, 470624, 512644, 652456, 897127, 1025288, 1304912, 1794254, 2050576, 2609824, 3588508, 4101152, 7177016, 14354032, 28708064]

約数ペア:

[(1, 28708064), (2, 14354032), (4, 7177016), (7, 4101152), (8, 3588508), (11, 2609824), (14, 2050576), (16, 1794254), (22, 1304912), (28, 1025288), (32, 897127), (44, 652456), (56, 512644), (61, 470624), (77, 372832), (88, 326228), (112, 256322), (122, 235312), (154, 186416), (176, 163114), (191, 150304), (224, 128161), (244, 117656), (308, 93208), (352, 81557), (382, 75152), (427, 67232), (488, 58828), (616, 46604), (671, 42784), (764, 37576), (854, 33616), (976, 29414), (1232, 23302), (1337, 21472), (1342, 21392), (1528, 18788), (1708, 16808), (1952, 14707), (2101, 13664), (2464, 11651), (2674, 10736), (2684, 10696), (3056, 9394), (3416, 8404), (4202, 6832), (4697, 6112), (5348, 5368)]