180515181

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{3739}}^1$

素因数の和:3790

約数の個数: 48

約数和(自身を含む): 318348800

約数和(自身を除く): 137833619

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 121, 133, 209, 231, 363, 399, 627, 847, 1463, 2299, 2541, 3739, 4389, 6897, 11217, 16093, 26173, 41129, 48279, 71041, 78519, 123387, 213123, 287903, 452419, 497287, 781451, 863709, 1357257, 1491861, 2344353, 3166933, 5470157, 8595961, 9500799, 16410471, 25787883, 60171727, 180515181]

約数ペア:

[(1, 180515181), (3, 60171727), (7, 25787883), (11, 16410471), (19, 9500799), (21, 8595961), (33, 5470157), (57, 3166933), (77, 2344353), (121, 1491861), (133, 1357257), (209, 863709), (231, 781451), (363, 497287), (399, 452419), (627, 287903), (847, 213123), (1463, 123387), (2299, 78519), (2541, 71041), (3739, 48279), (4389, 41129), (6897, 26173), (11217, 16093)]