830506369

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{491}}^1\times {\mathrm{1997}}^1$

素因数の和:2517

約数の個数: 24

約数和(自身を含む): 1045929024

約数和(自身を除く): 215422655

約数列:

[1, 7, 11, 77, 121, 491, 847, 1997, 3437, 5401, 13979, 21967, 37807, 59411, 153769, 241637, 415877, 980527, 1691459, 6863689, 10785797, 75500579, 118643767, 830506369]

約数ペア:

[(1, 830506369), (7, 118643767), (11, 75500579), (77, 10785797), (121, 6863689), (491, 1691459), (847, 980527), (1997, 415877), (3437, 241637), (5401, 153769), (13979, 59411), (21967, 37807)]