2551549

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2549}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 3427200

約数和(自身を除く): 875651

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 2549, 17843, 28039, 33137, 196273, 231959, 364507, 2551549]

約数ペア:

[(1, 2551549), (7, 364507), (11, 231959), (13, 196273), (77, 33137), (91, 28039), (143, 17843), (1001, 2549)]