20131378211

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{857}}^1\times {\mathrm{90697}}^1$

素因数の和:91598

約数の個数: 16

約数和(自身を含む): 23656940736

約数和(自身を除く): 3525562525

約数列:

[1, 7, 37, 259, 857, 5999, 31709, 90697, 221963, 634879, 3355789, 23490523, 77727329, 544091303, 2875911173, 20131378211]

約数ペア:

[(1, 20131378211), (7, 2875911173), (37, 544091303), (259, 77727329), (857, 23490523), (5999, 3355789), (31709, 634879), (90697, 221963)]