66647896

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{62639}}^1$

素因数の和:62671

約数の個数: 32

約数和(自身を含む): 150336000

約数和(自身を除く): 83688104

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 62639, 125278, 250556, 438473, 501112, 876946, 1190141, 1753892, 2380282, 3507784, 4760564, 8330987, 9521128, 16661974, 33323948, 66647896]

約数ペア:

[(1, 66647896), (2, 33323948), (4, 16661974), (7, 9521128), (8, 8330987), (14, 4760564), (19, 3507784), (28, 2380282), (38, 1753892), (56, 1190141), (76, 876946), (133, 501112), (152, 438473), (266, 250556), (532, 125278), (1064, 62639)]