81661217

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10651}}^1$

素因数の和:10720

約数の個数: 16

約数和(自身を含む): 96634944

約数和(自身を除く): 14973727

約数列:

[1, 11, 17, 41, 187, 451, 697, 7667, 10651, 117161, 181067, 436691, 1991737, 4803601, 7423747, 81661217]

約数ペア:

[(1, 81661217), (11, 7423747), (17, 4803601), (41, 1991737), (187, 436691), (451, 181067), (697, 117161), (7667, 10651)]