961961

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:93

約数の個数: 24

約数和(自身を含む): 1334592

約数和(自身を除く): 372631

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 217, 341, 403, 961, 1001, 2387, 2821, 4433, 6727, 10571, 12493, 31031, 73997, 87451, 137423, 961961]

約数ペア:

[(1, 961961), (7, 137423), (11, 87451), (13, 73997), (31, 31031), (77, 12493), (91, 10571), (143, 6727), (217, 4433), (341, 2821), (403, 2387), (961, 1001)]