993951

素因数分解:

$3^4\times 7^1\times {\mathrm{1753}}^1$

素因数の和:1772

約数の個数: 20

約数和(自身を含む): 1697872

約数和(自身を除く): 703921

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1753, 5259, 12271, 15777, 36813, 47331, 110439, 141993, 331317, 993951]

約数ペア:

[(1, 993951), (3, 331317), (7, 141993), (9, 110439), (21, 47331), (27, 36813), (63, 15777), (81, 12271), (189, 5259), (567, 1753)]