85626863

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{1877}}^1$

素因数の和:1924

約数の個数: 20

約数和(自身を含む): 105205560

約数和(自身を除く): 19578697

約数列:

[1, 7, 19, 49, 133, 343, 931, 1877, 2401, 6517, 13139, 35663, 45619, 91973, 249641, 643811, 1747487, 4506677, 12232409, 85626863]

約数ペア:

[(1, 85626863), (7, 12232409), (19, 4506677), (49, 1747487), (133, 643811), (343, 249641), (931, 91973), (1877, 45619), (2401, 35663), (6517, 13139)]