12879999

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 22049280

約数和(自身を除く): 9169281

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 2551, 5049, 7653, 22959, 28061, 43367, 68877, 84183, 130101, 252549, 390303, 477037, 757647, 1170909, 1431111, 4293333, 12879999]

約数ペア:

[(1, 12879999), (3, 4293333), (9, 1431111), (11, 1170909), (17, 757647), (27, 477037), (33, 390303), (51, 252549), (99, 130101), (153, 84183), (187, 68877), (297, 43367), (459, 28061), (561, 22959), (1683, 7653), (2551, 5049)]