213824842

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1388473}}^1$

素因数の和:1388493

約数の個数: 16

約数和(自身を含む): 399880512

約数和(自身を除く): 186055670

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1388473, 2776946, 9719311, 15273203, 19438622, 30546406, 106912421, 213824842]

約数ペア:

[(1, 213824842), (2, 106912421), (7, 30546406), (11, 19438622), (14, 15273203), (22, 9719311), (77, 2776946), (154, 1388473)]