31223946

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{400307}}^1$

素因数の和:400325

約数の個数: 16

約数和(自身を含む): 67251744

約数和(自身を除く): 36027798

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 400307, 800614, 1200921, 2401842, 5203991, 10407982, 15611973, 31223946]

約数ペア:

[(1, 31223946), (2, 15611973), (3, 10407982), (6, 5203991), (13, 2401842), (26, 1200921), (39, 800614), (78, 400307)]