12289739

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{151}}^2$

素因数の和:327

約数の個数: 18

約数和(自身を含む): 15699852

約数和(自身を除く): 3410113

約数列:

[1, 7, 11, 49, 77, 151, 539, 1057, 1661, 7399, 11627, 22801, 81389, 159607, 250811, 1117249, 1755677, 12289739]

約数ペア:

[(1, 12289739), (7, 1755677), (11, 1117249), (49, 250811), (77, 159607), (151, 81389), (539, 22801), (1057, 11627), (1661, 7399)]