66657668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{216421}}^1$

素因数の和:216443

約数の個数: 24

約数和(自身を含む): 145435584

約数和(自身を除く): 78777916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 216421, 432842, 865684, 1514947, 2380631, 3029894, 4761262, 6059788, 9522524, 16664417, 33328834, 66657668]

約数ペア:

[(1, 66657668), (2, 33328834), (4, 16664417), (7, 9522524), (11, 6059788), (14, 4761262), (22, 3029894), (28, 2380631), (44, 1514947), (77, 865684), (154, 432842), (308, 216421)]