81998718

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1$

素因数の和:1529

約数の個数: 64

約数和(自身を含む): 189216000

約数和(自身を除く): 107217282

約数列:

[1, 2, 3, 6, 17, 19, 29, 34, 38, 51, 57, 58, 87, 102, 114, 174, 323, 493, 551, 646, 969, 986, 1102, 1459, 1479, 1653, 1938, 2918, 2958, 3306, 4377, 8754, 9367, 18734, 24803, 27721, 28101, 42311, 49606, 55442, 56202, 74409, 83163, 84622, 126933, 148818, 166326, 253866, 471257, 719287, 803909, 942514, 1413771, 1438574, 1607818, 2157861, 2411727, 2827542, 4315722, 4823454, 13666453, 27332906, 40999359, 81998718]

約数ペア:

[(1, 81998718), (2, 40999359), (3, 27332906), (6, 13666453), (17, 4823454), (19, 4315722), (29, 2827542), (34, 2411727), (38, 2157861), (51, 1607818), (57, 1438574), (58, 1413771), (87, 942514), (102, 803909), (114, 719287), (174, 471257), (323, 253866), (493, 166326), (551, 148818), (646, 126933), (969, 84622), (986, 83163), (1102, 74409), (1459, 56202), (1479, 55442), (1653, 49606), (1938, 42311), (2918, 28101), (2958, 27721), (3306, 24803), (4377, 18734), (8754, 9367)]