1107981

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 1876160

約数和(自身を除く): 768179

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 409, 903, 1227, 2709, 2863, 3681, 8589, 17587, 25767, 52761, 123109, 158283, 369327, 1107981]

約数ペア:

[(1, 1107981), (3, 369327), (7, 158283), (9, 123109), (21, 52761), (43, 25767), (63, 17587), (129, 8589), (301, 3681), (387, 2863), (409, 2709), (903, 1227)]