398093517

素因数分解:

$3^2\times {\mathrm{643}}^1\times {\mathrm{68791}}^1$

素因数の和:69440

約数の個数: 12

約数和(自身を含む): 575926624

約数和(自身を除く): 177833107

約数列:

[1, 3, 9, 643, 1929, 5787, 68791, 206373, 619119, 44232613, 132697839, 398093517]

約数ペア:

[(1, 398093517), (3, 132697839), (9, 44232613), (643, 619119), (1929, 206373), (5787, 68791)]