7257131

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:722

約数の個数: 16

約数和(自身を含む): 8736768

約数和(自身を除く): 1479637

約数列:

[1, 7, 31, 53, 217, 371, 631, 1643, 4417, 11501, 19561, 33443, 136927, 234101, 1036733, 7257131]

約数ペア:

[(1, 7257131), (7, 1036733), (31, 234101), (53, 136927), (217, 33443), (371, 19561), (631, 11501), (1643, 4417)]