68747841

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 102095136

約数和(自身を除く): 33347295

約数列:

[1, 3, 9, 43, 129, 387, 401, 443, 1203, 1329, 3609, 3987, 17243, 19049, 51729, 57147, 155187, 171441, 177643, 532929, 1598787, 7638649, 22915947, 68747841]

約数ペア:

[(1, 68747841), (3, 22915947), (9, 7638649), (43, 1598787), (129, 532929), (387, 177643), (401, 171441), (443, 155187), (1203, 57147), (1329, 51729), (3609, 19049), (3987, 17243)]