313636281

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{20431}}^1$

素因数の和:20501

約数の個数: 32

約数和(自身を含む): 517828608

約数和(自身を除く): 204192327

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 15351, 20431, 61293, 143017, 347327, 429051, 878533, 1041981, 2431289, 2635599, 6149731, 7293867, 14935061, 18449193, 44805183, 104545427, 313636281]

約数ペア:

[(1, 313636281), (3, 104545427), (7, 44805183), (17, 18449193), (21, 14935061), (43, 7293867), (51, 6149731), (119, 2635599), (129, 2431289), (301, 1041981), (357, 878533), (731, 429051), (903, 347327), (2193, 143017), (5117, 61293), (15351, 20431)]