208840891401

素因数分解:

$3^2\times {\mathrm{301997}}^1\times {\mathrm{76837}}^1$

素因数の和:378840

約数の個数: 12

約数和(自身を含む): 301663990212

約数和(自身を除く): 92823098811

約数列:

[1, 3, 9, 76837, 230511, 301997, 691533, 905991, 2717973, 23204543489, 69613630467, 208840891401]

約数ペア:

[(1, 208840891401), (3, 69613630467), (9, 23204543489), (76837, 2717973), (230511, 905991), (301997, 691533)]