168861

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:81

約数の個数: 32

約数和(自身を含む): 304128

約数和(自身を除く): 135267

約数列:

[1, 3, 7, 11, 17, 21, 33, 43, 51, 77, 119, 129, 187, 231, 301, 357, 473, 561, 731, 903, 1309, 1419, 2193, 3311, 3927, 5117, 8041, 9933, 15351, 24123, 56287, 168861]

約数ペア:

[(1, 168861), (3, 56287), (7, 24123), (11, 15351), (17, 9933), (21, 8041), (33, 5117), (43, 3927), (51, 3311), (77, 2193), (119, 1419), (129, 1309), (187, 903), (231, 731), (301, 561), (357, 473)]