2801755

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{421}}^1$

素因数の和:459

約数の個数: 16

約数和(自身を含む): 3706848

約数和(自身を除く): 905093

約数列:

[1, 5, 11, 55, 121, 421, 605, 1331, 2105, 4631, 6655, 23155, 50941, 254705, 560351, 2801755]

約数ペア:

[(1, 2801755), (5, 560351), (11, 254705), (55, 50941), (121, 23155), (421, 6655), (605, 4631), (1331, 2105)]