181572721

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{78979}}^1$

素因数の和:79020

約数の個数: 12

約数和(自身を含む): 210086800

約数和(自身を除く): 28514079

約数列:

[1, 11, 19, 121, 209, 2299, 78979, 868769, 1500601, 9556459, 16506611, 181572721]

約数ペア:

[(1, 181572721), (11, 16506611), (19, 9556459), (121, 1500601), (209, 868769), (2299, 78979)]