2971647

素因数分解:

$3^5\times 7^1\times {\mathrm{1747}}^1$

素因数の和:1769

約数の個数: 24

約数和(自身を含む): 5090176

約数和(自身を除く): 2118529

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 1747, 5241, 12229, 15723, 36687, 47169, 110061, 141507, 330183, 424521, 990549, 2971647]

約数ペア:

[(1, 2971647), (3, 990549), (7, 424521), (9, 330183), (21, 141507), (27, 110061), (63, 47169), (81, 36687), (189, 15723), (243, 12229), (567, 5241), (1701, 1747)]