2591897

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 3314304

約数和(自身を除く): 722407

約数列:

[1, 7, 11, 41, 77, 287, 451, 821, 3157, 5747, 9031, 33661, 63217, 235627, 370271, 2591897]

約数ペア:

[(1, 2591897), (7, 370271), (11, 235627), (41, 63217), (77, 33661), (287, 9031), (451, 5747), (821, 3157)]