81429946

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{2339}}^1$

素因数の和:2470

約数の個数: 24

約数和(自身を含む): 133604640

約数和(自身を除く): 52174694

約数列:

[1, 2, 13, 26, 103, 169, 206, 338, 1339, 2339, 2678, 4678, 17407, 30407, 34814, 60814, 240917, 395291, 481834, 790582, 3131921, 6263842, 40714973, 81429946]

約数ペア:

[(1, 81429946), (2, 40714973), (13, 6263842), (26, 3131921), (103, 790582), (169, 481834), (206, 395291), (338, 240917), (1339, 60814), (2339, 34814), (2678, 30407), (4678, 17407)]