140266903

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{20261}}^1$

素因数の和:20334

約数の個数: 16

約数和(自身を含む): 171173376

約数和(自身を除く): 30906473

約数列:

[1, 7, 23, 43, 161, 301, 989, 6923, 20261, 141827, 466003, 871223, 3262021, 6098561, 20038129, 140266903]

約数ペア:

[(1, 140266903), (7, 20038129), (23, 6098561), (43, 3262021), (161, 871223), (301, 466003), (989, 141827), (6923, 20261)]