131480209

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{9239}}^1$

素因数の和:9372

約数の個数: 16

約数和(自身を含む): 159667200

約数和(自身を除く): 28186991

約数列:

[1, 7, 19, 107, 133, 749, 2033, 9239, 14231, 64673, 175541, 988573, 1228787, 6920011, 18782887, 131480209]

約数ペア:

[(1, 131480209), (7, 18782887), (19, 6920011), (107, 1228787), (133, 988573), (749, 175541), (2033, 64673), (9239, 14231)]