27783909

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3457}}^1$

素因数の和:3529

約数の個数: 24

約数和(自身を含む): 43155840

約数和(自身を除く): 15371931

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 3457, 8037, 10371, 31113, 65683, 162479, 197049, 487437, 591147, 1462311, 3087101, 9261303, 27783909]

約数ペア:

[(1, 27783909), (3, 9261303), (9, 3087101), (19, 1462311), (47, 591147), (57, 487437), (141, 197049), (171, 162479), (423, 65683), (893, 31113), (2679, 10371), (3457, 8037)]