2021630485

素因数分解:

$5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{29789}}^1$

素因数の和:30085

約数の個数: 24

約数和(自身を含む): 2832314040

約数和(自身を除く): 810683555

約数列:

[1, 5, 7, 35, 49, 245, 277, 1385, 1939, 9695, 13573, 29789, 67865, 148945, 208523, 1042615, 1459661, 7298305, 8251553, 41257765, 57760871, 288804355, 404326097, 2021630485]

約数ペア:

[(1, 2021630485), (5, 404326097), (7, 288804355), (35, 57760871), (49, 41257765), (245, 8251553), (277, 7298305), (1385, 1459661), (1939, 1042615), (9695, 208523), (13573, 148945), (29789, 67865)]