63898989

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 110753280

約数和(自身を除く): 46854291

約数列:

[1, 3, 7, 11, 21, 33, 43, 49, 77, 129, 147, 231, 301, 473, 539, 903, 919, 1419, 1617, 2107, 2757, 3311, 6321, 6433, 9933, 10109, 19299, 23177, 30327, 39517, 45031, 69531, 70763, 118551, 135093, 212289, 276619, 434687, 495341, 829857, 1304061, 1486023, 1936333, 3042809, 5808999, 9128427, 21299663, 63898989]

約数ペア:

[(1, 63898989), (3, 21299663), (7, 9128427), (11, 5808999), (21, 3042809), (33, 1936333), (43, 1486023), (49, 1304061), (77, 829857), (129, 495341), (147, 434687), (231, 276619), (301, 212289), (473, 135093), (539, 118551), (903, 70763), (919, 69531), (1419, 45031), (1617, 39517), (2107, 30327), (2757, 23177), (3311, 19299), (6321, 10109), (6433, 9933)]