131109937

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{140827}}^1$

素因数の和:140860

約数の個数: 12

約数和(自身を含む): 160543920

約数和(自身を除く): 29433983

約数列:

[1, 7, 19, 49, 133, 931, 140827, 985789, 2675713, 6900523, 18729991, 131109937]

約数ペア:

[(1, 131109937), (7, 18729991), (19, 6900523), (49, 2675713), (133, 985789), (931, 140827)]