2081157

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 3282048

約数和(自身を除く): 1200891

約数列:

[1, 3, 13, 17, 39, 43, 51, 73, 129, 219, 221, 559, 663, 731, 949, 1241, 1677, 2193, 2847, 3139, 3723, 9417, 9503, 16133, 28509, 40807, 48399, 53363, 122421, 160089, 693719, 2081157]

約数ペア:

[(1, 2081157), (3, 693719), (13, 160089), (17, 122421), (39, 53363), (43, 48399), (51, 40807), (73, 28509), (129, 16133), (219, 9503), (221, 9417), (559, 3723), (663, 3139), (731, 2847), (949, 2193), (1241, 1677)]