81167966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3413}}^1$

素因数の和:3496

約数の個数: 32

約数和(自身を含む): 141585408

約数和(自身を除く): 60417442

約数列:

[1, 2, 11, 22, 23, 46, 47, 94, 253, 506, 517, 1034, 1081, 2162, 3413, 6826, 11891, 23782, 37543, 75086, 78499, 156998, 160411, 320822, 863489, 1726978, 1764521, 3529042, 3689453, 7378906, 40583983, 81167966]

約数ペア:

[(1, 81167966), (2, 40583983), (11, 7378906), (22, 3689453), (23, 3529042), (46, 1764521), (47, 1726978), (94, 863489), (253, 320822), (506, 160411), (517, 156998), (1034, 78499), (1081, 75086), (2162, 37543), (3413, 23782), (6826, 11891)]