66871684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{2371}}^1$

素因数の和:3027

約数の個数: 24

約数和(自身を含む): 127917216

約数和(自身を除く): 61045532

約数列:

[1, 2, 4, 11, 22, 44, 641, 1282, 2371, 2564, 4742, 7051, 9484, 14102, 26081, 28204, 52162, 104324, 1519811, 3039622, 6079244, 16717921, 33435842, 66871684]

約数ペア:

[(1, 66871684), (2, 33435842), (4, 16717921), (11, 6079244), (22, 3039622), (44, 1519811), (641, 104324), (1282, 52162), (2371, 28204), (2564, 26081), (4742, 14102), (7051, 9484)]