65615506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:694

約数の個数: 32

約数和(自身を含む): 110880000

約数和(自身を除く): 45264494

約数列:

[1, 2, 11, 22, 43, 86, 139, 278, 473, 499, 946, 998, 1529, 3058, 5489, 5977, 10978, 11954, 21457, 42914, 65747, 69361, 131494, 138722, 236027, 472054, 762971, 1525942, 2982523, 5965046, 32807753, 65615506]

約数ペア:

[(1, 65615506), (2, 32807753), (11, 5965046), (22, 2982523), (43, 1525942), (86, 762971), (139, 472054), (278, 236027), (473, 138722), (499, 131494), (946, 69361), (998, 65747), (1529, 42914), (3058, 21457), (5489, 11954), (5977, 10978)]