65457639

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{6907}}^1$

素因数の和:6938

約数の個数: 28

約数和(自身を含む): 105706216

約数和(自身を除く): 40248577

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 6907, 9477, 20721, 62163, 89791, 186489, 269373, 559467, 808119, 1678401, 2424357, 5035203, 7273071, 21819213, 65457639]

約数ペア:

[(1, 65457639), (3, 21819213), (9, 7273071), (13, 5035203), (27, 2424357), (39, 1678401), (81, 808119), (117, 559467), (243, 269373), (351, 186489), (729, 89791), (1053, 62163), (3159, 20721), (6907, 9477)]