81520946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{29303}}^1$

素因数の和:29425

約数の個数: 16

約数和(自身を含む): 132922944

約数和(自身を除く): 51401998

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 29303, 58606, 380939, 761878, 3135421, 6270842, 40760473, 81520946]

約数ペア:

[(1, 81520946), (2, 40760473), (13, 6270842), (26, 3135421), (107, 761878), (214, 380939), (1391, 58606), (2782, 29303)]