210340521

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{320153}}^1$

素因数の和:320232

約数の個数: 12

約数和(自身を含む): 307988148

約数和(自身を除く): 97647627

約数列:

[1, 3, 9, 73, 219, 657, 320153, 960459, 2881377, 23371169, 70113507, 210340521]

約数ペア:

[(1, 210340521), (3, 70113507), (9, 23371169), (73, 2881377), (219, 960459), (657, 320153)]