2591457121

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{690871}}^1$

素因数の和:690924

約数の個数: 12

約数和(自身を含む): 2940351232

約数和(自身を除く): 348894111

約数列:

[1, 11, 31, 121, 341, 3751, 690871, 7599581, 21417001, 83595391, 235587011, 2591457121]

約数ペア:

[(1, 2591457121), (11, 235587011), (31, 83595391), (121, 21417001), (341, 7599581), (3751, 690871)]