1728122

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 24

約数和(自身を含む): 2941428

約数和(自身を除く): 1213306

約数列:

[1, 2, 11, 22, 37, 74, 121, 193, 242, 386, 407, 814, 2123, 4246, 4477, 7141, 8954, 14282, 23353, 46706, 78551, 157102, 864061, 1728122]

約数ペア:

[(1, 1728122), (2, 864061), (11, 157102), (22, 78551), (37, 46706), (74, 23353), (121, 14282), (193, 8954), (242, 7141), (386, 4477), (407, 4246), (814, 2123)]