263574081

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{15277}}^1$

素因数の和:15363

約数の個数: 24

約数和(自身を含む): 400405824

約数和(自身を除く): 136831743

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 5751, 15277, 17253, 45831, 137493, 412479, 1084667, 1237437, 3254001, 3712311, 9762003, 29286009, 87858027, 263574081]

約数ペア:

[(1, 263574081), (3, 87858027), (9, 29286009), (27, 9762003), (71, 3712311), (81, 3254001), (213, 1237437), (243, 1084667), (639, 412479), (1917, 137493), (5751, 45831), (15277, 17253)]