2801855

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{277}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 4096608

約数和(自身を除く): 1294753

約数列:

[1, 5, 7, 17, 35, 85, 119, 277, 289, 595, 1385, 1445, 1939, 2023, 4709, 9695, 10115, 23545, 32963, 80053, 164815, 400265, 560371, 2801855]

約数ペア:

[(1, 2801855), (5, 560371), (7, 400265), (17, 164815), (35, 80053), (85, 32963), (119, 23545), (277, 10115), (289, 9695), (595, 4709), (1385, 2023), (1445, 1939)]