71157878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{78889}}^1$

素因数の和:78943

約数の個数: 16

約数和(自身を含む): 119281680

約数和(自身を除く): 48123802

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 78889, 157778, 867779, 1735558, 3234449, 6468898, 35578939, 71157878]

約数ペア:

[(1, 71157878), (2, 35578939), (11, 6468898), (22, 3234449), (41, 1735558), (82, 867779), (451, 157778), (902, 78889)]