2881415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 16

約数和(自身を含む): 3706560

約数和(自身を除く): 825145

約数列:

[1, 5, 17, 85, 109, 311, 545, 1555, 1853, 5287, 9265, 26435, 33899, 169495, 576283, 2881415]

約数ペア:

[(1, 2881415), (5, 576283), (17, 169495), (85, 33899), (109, 26435), (311, 9265), (545, 5287), (1555, 1853)]