39999861

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23767}}^1$

素因数の和:23801

約数の個数: 24

約数和(自身を含む): 66740544

約数和(自身を除く): 26740683

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 23767, 71301, 213903, 261437, 404039, 784311, 1212117, 2352933, 3636351, 4444429, 13333287, 39999861]

約数ペア:

[(1, 39999861), (3, 13333287), (9, 4444429), (11, 3636351), (17, 2352933), (33, 1212117), (51, 784311), (99, 404039), (153, 261437), (187, 213903), (561, 71301), (1683, 23767)]