1321359

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2026

約数の個数: 16

約数和(自身を含む): 2009952

約数和(自身を除く): 688593

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 1993, 5979, 25909, 33881, 77727, 101643, 440453, 1321359]

約数ペア:

[(1, 1321359), (3, 440453), (13, 101643), (17, 77727), (39, 33881), (51, 25909), (221, 5979), (663, 1993)]