140718991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{30139}}^1$

素因数の和:30198

約数の個数: 16

約数和(自身を含む): 173606400

約数和(自身を除く): 32887409

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 30139, 210973, 693197, 874031, 4852379, 6118217, 20102713, 140718991]

約数ペア:

[(1, 140718991), (7, 20102713), (23, 6118217), (29, 4852379), (161, 874031), (203, 693197), (667, 210973), (4669, 30139)]