1889329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 16

約数和(自身を含む): 2201472

約数和(自身を除く): 312143

約数列:

[1, 13, 17, 83, 103, 221, 1079, 1339, 1411, 1751, 8549, 18343, 22763, 111137, 145333, 1889329]

約数ペア:

[(1, 1889329), (13, 145333), (17, 111137), (83, 22763), (103, 18343), (221, 8549), (1079, 1751), (1339, 1411)]