31127691

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1979}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 48755520

約数和(自身を除く): 17627829

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 1979, 2247, 5243, 5937, 13853, 15729, 41559, 96971, 211753, 290913, 635259, 1482271, 4446813, 10375897, 31127691]

約数ペア:

[(1, 31127691), (3, 10375897), (7, 4446813), (21, 1482271), (49, 635259), (107, 290913), (147, 211753), (321, 96971), (749, 41559), (1979, 15729), (2247, 13853), (5243, 5937)]