2009458521

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{540613}}^1$

素因数の和:540685

約数の個数: 24

約数和(自身を含む): 3373431360

約数和(自身を除く): 1363972839

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 1239, 3717, 540613, 1621839, 3784291, 4865517, 11352873, 31896167, 34058619, 95688501, 223273169, 287065503, 669819507, 2009458521]

約数ペア:

[(1, 2009458521), (3, 669819507), (7, 287065503), (9, 223273169), (21, 95688501), (59, 34058619), (63, 31896167), (177, 11352873), (413, 4865517), (531, 3784291), (1239, 1621839), (3717, 540613)]