2001036863

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{15569}}^1$

素因数の和:15687

約数の個数: 24

約数和(自身を含む): 2421072720

約数和(自身を除く): 420035857

約数列:

[1, 7, 43, 49, 61, 301, 427, 2107, 2623, 2989, 15569, 18361, 108983, 128527, 669467, 762881, 949709, 4686269, 6647963, 32803883, 40837487, 46535741, 285862409, 2001036863]

約数ペア:

[(1, 2001036863), (7, 285862409), (43, 46535741), (49, 40837487), (61, 32803883), (301, 6647963), (427, 4686269), (2107, 949709), (2623, 762881), (2989, 669467), (15569, 128527), (18361, 108983)]