137431231

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{45979}}^1$

素因数の和:46054

約数の個数: 12

約数和(自身を含む): 162493320

約数和(自身を除く): 25062089

約数列:

[1, 7, 49, 61, 427, 2989, 45979, 321853, 2252971, 2804719, 19633033, 137431231]

約数ペア:

[(1, 137431231), (7, 19633033), (49, 2804719), (61, 2252971), (427, 321853), (2989, 45979)]