171942421

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{121001}}^1$

素因数の和:121044

約数の個数: 12

約数和(自身を含む): 206913420

約数和(自身を除く): 34970999

約数列:

[1, 7, 29, 49, 203, 1421, 121001, 847007, 3509029, 5929049, 24563203, 171942421]

約数ペア:

[(1, 171942421), (7, 24563203), (29, 5929049), (49, 3509029), (203, 847007), (1421, 121001)]