1278426

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3001}}^1$

素因数の和:3077

約数の個数: 16

約数和(自身を含む): 2593728

約数和(自身を除く): 1315302

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 3001, 6002, 9003, 18006, 213071, 426142, 639213, 1278426]

約数ペア:

[(1, 1278426), (2, 639213), (3, 426142), (6, 213071), (71, 18006), (142, 9003), (213, 6002), (426, 3001)]