139723654

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{243421}}^1$

素因数の和:243471

約数の個数: 16

約数和(自身を含む): 245369376

約数和(自身を除く): 105645722

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 243421, 486842, 1703947, 3407894, 9980261, 19960522, 69861827, 139723654]

約数ペア:

[(1, 139723654), (2, 69861827), (7, 19960522), (14, 9980261), (41, 3407894), (82, 1703947), (287, 486842), (574, 243421)]