1280491839

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{446009}}^1$

素因数の和:446055

約数の個数: 24

約数和(自身を含む): 2087326800

約数和(自身を除く): 806834961

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 446009, 1338027, 4014081, 4906099, 12934261, 14718297, 38802783, 44154891, 116408349, 142276871, 426830613, 1280491839]

約数ペア:

[(1, 1280491839), (3, 426830613), (9, 142276871), (11, 116408349), (29, 44154891), (33, 38802783), (87, 14718297), (99, 12934261), (261, 4906099), (319, 4014081), (957, 1338027), (2871, 446009)]