123742801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71569}}^1$

素因数の和:71608

約数の個数: 16

約数和(自身を含む): 160316800

約数和(自身を除く): 36573999

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 71569, 500983, 930397, 1359811, 6512779, 9518677, 17677543, 123742801]

約数ペア:

[(1, 123742801), (7, 17677543), (13, 9518677), (19, 6512779), (91, 1359811), (133, 930397), (247, 500983), (1729, 71569)]