7998669

素因数分解:

$3^4\times 7^1\times {\mathrm{14107}}^1$

素因数の和:14126

約数の個数: 20

約数和(自身を含む): 13656544

約数和(自身を除く): 5657875

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 14107, 42321, 98749, 126963, 296247, 380889, 888741, 1142667, 2666223, 7998669]

約数ペア:

[(1, 7998669), (3, 2666223), (7, 1142667), (9, 888741), (21, 380889), (27, 296247), (63, 126963), (81, 98749), (189, 42321), (567, 14107)]