7971831

素因数分解:

$3^3\times 7^1\times {\mathrm{42179}}^1$

素因数の和:42195

約数の個数: 16

約数和(自身を含む): 13497600

約数和(自身を除く): 5525769

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 42179, 126537, 295253, 379611, 885759, 1138833, 2657277, 7971831]

約数ペア:

[(1, 7971831), (3, 2657277), (7, 1138833), (9, 885759), (21, 379611), (27, 295253), (63, 126537), (189, 42179)]