6390405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{20287}}^1$

素因数の和:20305

約数の個数: 24

約数和(自身を含む): 12659712

約数和(自身を除く): 6269307

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 20287, 60861, 101435, 142009, 182583, 304305, 426027, 710045, 912915, 1278081, 2130135, 6390405]

約数ペア:

[(1, 6390405), (3, 2130135), (5, 1278081), (7, 912915), (9, 710045), (15, 426027), (21, 304305), (35, 182583), (45, 142009), (63, 101435), (105, 60861), (315, 20287)]