67639985

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2011}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 95899968

約数和(自身を除く): 28259983

約数列:

[1, 5, 7, 31, 35, 155, 217, 961, 1085, 2011, 4805, 6727, 10055, 14077, 33635, 62341, 70385, 311705, 436387, 1932571, 2181935, 9662855, 13527997, 67639985]

約数ペア:

[(1, 67639985), (5, 13527997), (7, 9662855), (31, 2181935), (35, 1932571), (155, 436387), (217, 311705), (961, 70385), (1085, 62341), (2011, 33635), (4805, 14077), (6727, 10055)]