2553880497749

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{3643}}^1\times {\mathrm{720491}}^1$

素因数の和:724280

約数の個数: 16

約数和(自身を含む): 2940529589760

約数和(自身を除く): 386649092011

約数列:

[1, 7, 139, 973, 3643, 25501, 506377, 720491, 3544639, 5043437, 100148249, 701037743, 2624748713, 18373240991, 364840071107, 2553880497749]

約数ペア:

[(1, 2553880497749), (7, 364840071107), (139, 18373240991), (973, 2624748713), (3643, 701037743), (25501, 100148249), (506377, 5043437), (720491, 3544639)]