71904819

素因数分解:

$3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{9811}}^1$

素因数の和:10170

約数の個数: 16

約数和(自身を含む): 109894400

約数和(自身を除く): 37989581

約数列:

[1, 3, 7, 21, 349, 1047, 2443, 7329, 9811, 29433, 68677, 206031, 3424039, 10272117, 23968273, 71904819]

約数ペア:

[(1, 71904819), (3, 23968273), (7, 10272117), (21, 3424039), (349, 206031), (1047, 68677), (2443, 29433), (7329, 9811)]