1276317

素因数分解:

$3^4\times 7^1\times {\mathrm{2251}}^1$

素因数の和:2270

約数の個数: 20

約数和(自身を含む): 2179936

約数和(自身を除く): 903619

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2251, 6753, 15757, 20259, 47271, 60777, 141813, 182331, 425439, 1276317]

約数ペア:

[(1, 1276317), (3, 425439), (7, 182331), (9, 141813), (21, 60777), (27, 47271), (63, 20259), (81, 15757), (189, 6753), (567, 2251)]