1213149

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 1895040

約数和(自身を除く): 681891

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 1409, 4227, 9863, 29589, 57769, 173307, 404383, 1213149]

約数ペア:

[(1, 1213149), (3, 404383), (7, 173307), (21, 57769), (41, 29589), (123, 9863), (287, 4227), (861, 1409)]