208242489

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2113}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 360834432

約数和(自身を除く): 152591943

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 361, 399, 741, 1083, 1729, 2113, 2527, 4693, 5187, 6339, 7581, 14079, 14791, 27469, 32851, 40147, 44373, 82407, 98553, 120441, 192283, 281029, 521911, 576849, 762793, 843087, 1565733, 2288379, 3653377, 5339551, 9916309, 10960131, 16018653, 29748927, 69414163, 208242489]

約数ペア:

[(1, 208242489), (3, 69414163), (7, 29748927), (13, 16018653), (19, 10960131), (21, 9916309), (39, 5339551), (57, 3653377), (91, 2288379), (133, 1565733), (247, 843087), (273, 762793), (361, 576849), (399, 521911), (741, 281029), (1083, 192283), (1729, 120441), (2113, 98553), (2527, 82407), (4693, 44373), (5187, 40147), (6339, 32851), (7581, 27469), (14079, 14791)]