1280452839

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{359}}^1\times {\mathrm{643}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 1755492480

約数和(自身を除く): 475039641

約数列:

[1, 3, 43, 129, 359, 643, 1077, 1849, 1929, 5547, 15437, 27649, 46311, 82947, 230837, 663791, 692511, 1188907, 1991373, 3566721, 9925991, 29777973, 426817613, 1280452839]

約数ペア:

[(1, 1280452839), (3, 426817613), (43, 29777973), (129, 9925991), (359, 3566721), (643, 1991373), (1077, 1188907), (1849, 692511), (1929, 663791), (5547, 230837), (15437, 82947), (27649, 46311)]