27948459

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 49641984

約数和(自身を除く): 21693525

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 121, 187, 231, 357, 363, 561, 647, 847, 1309, 1941, 2057, 2541, 3927, 4529, 6171, 7117, 10999, 13587, 14399, 21351, 32997, 43197, 49819, 76993, 78287, 120989, 149457, 230979, 234861, 362967, 548009, 846923, 1330879, 1644027, 2540769, 3992637, 9316153, 27948459]

約数ペア:

[(1, 27948459), (3, 9316153), (7, 3992637), (11, 2540769), (17, 1644027), (21, 1330879), (33, 846923), (51, 548009), (77, 362967), (119, 234861), (121, 230979), (187, 149457), (231, 120989), (357, 78287), (363, 76993), (561, 49819), (647, 43197), (847, 32997), (1309, 21351), (1941, 14399), (2057, 13587), (2541, 10999), (3927, 7117), (4529, 6171)]