131926781

素因数分解:

$7^1\times {\mathrm{23}}^3\times {\mathrm{1549}}^1$

素因数の和:1625

約数の個数: 16

約数和(自身を含む): 157728000

約数和(自身を除く): 25801219

約数列:

[1, 7, 23, 161, 529, 1549, 3703, 10843, 12167, 35627, 85169, 249389, 819421, 5735947, 18846683, 131926781]

約数ペア:

[(1, 131926781), (7, 18846683), (23, 5735947), (161, 819421), (529, 249389), (1549, 85169), (3703, 35627), (10843, 12167)]