131540591

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{76079}}^1$

素因数の和:76118

約数の個数: 16

約数和(自身を含む): 170419200

約数和(自身を除く): 38878609

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 76079, 532553, 989027, 1445501, 6923189, 10118507, 18791513, 131540591]

約数ペア:

[(1, 131540591), (7, 18791513), (13, 10118507), (19, 6923189), (91, 1445501), (133, 989027), (247, 532553), (1729, 76079)]