12790316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 28207872

約数和(自身を除く): 15417556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 131, 154, 262, 308, 317, 524, 634, 917, 1268, 1441, 1834, 2219, 2882, 3487, 3668, 4438, 5764, 6974, 8876, 10087, 13948, 20174, 24409, 40348, 41527, 48818, 83054, 97636, 166108, 290689, 456797, 581378, 913594, 1162756, 1827188, 3197579, 6395158, 12790316]

約数ペア:

[(1, 12790316), (2, 6395158), (4, 3197579), (7, 1827188), (11, 1162756), (14, 913594), (22, 581378), (28, 456797), (44, 290689), (77, 166108), (131, 97636), (154, 83054), (262, 48818), (308, 41527), (317, 40348), (524, 24409), (634, 20174), (917, 13948), (1268, 10087), (1441, 8876), (1834, 6974), (2219, 5764), (2882, 4438), (3487, 3668)]