1989663

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3001}}^1$

素因数の和:3034

約数の個数: 16

約数和(自身を含む): 3026016

約数和(自身を除く): 1036353

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 3001, 9003, 39013, 51017, 117039, 153051, 663221, 1989663]

約数ペア:

[(1, 1989663), (3, 663221), (13, 153051), (17, 117039), (39, 51017), (51, 39013), (221, 9003), (663, 3001)]