13871291

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 16558080

約数和(自身を除く): 2686789

約数列:

[1, 7, 31, 97, 217, 659, 679, 3007, 4613, 20429, 21049, 63923, 143003, 447461, 1981613, 13871291]

約数ペア:

[(1, 13871291), (7, 1981613), (31, 447461), (97, 143003), (217, 63923), (659, 21049), (679, 20429), (3007, 4613)]