156638131209

素因数分解:

$3^6\times 7^1\times {\mathrm{30695303}}^1$

素因数の和:30695328

約数の個数: 28

約数和(自身を含む): 268399738176

約数和(自身を除く): 111761606967

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 30695303, 92085909, 214867121, 276257727, 644601363, 828773181, 1933804089, 2486319543, 5801412267, 7458958629, 17404236801, 22376875887, 52212710403, 156638131209]

約数ペア:

[(1, 156638131209), (3, 52212710403), (7, 22376875887), (9, 17404236801), (21, 7458958629), (27, 5801412267), (63, 2486319543), (81, 1933804089), (189, 828773181), (243, 644601363), (567, 276257727), (729, 214867121), (1701, 92085909), (5103, 30695303)]