207978883

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1759}}^1$

素因数の和:1919

約数の個数: 24

約数和(自身を含む): 256819200

約数和(自身を除く): 48840317

約数列:

[1, 7, 19, 49, 127, 133, 889, 931, 1759, 2413, 6223, 12313, 16891, 33421, 86191, 118237, 223393, 233947, 1563751, 1637629, 4244467, 10946257, 29711269, 207978883]

約数ペア:

[(1, 207978883), (7, 29711269), (19, 10946257), (49, 4244467), (127, 1637629), (133, 1563751), (889, 233947), (931, 223393), (1759, 118237), (2413, 86191), (6223, 33421), (12313, 16891)]