12127969721

素因数分解:

$7^1\times {\mathrm{691}}^1\times {\mathrm{1481}}^1\times {\mathrm{1693}}^1$

素因数の和:3872

約数の個数: 16

約数和(自身を含む): 13898172288

約数和(自身を除く): 1770202567

約数列:

[1, 7, 691, 1481, 1693, 4837, 10367, 11851, 1023371, 1169863, 2507333, 7163597, 8189041, 17551331, 1732567103, 12127969721]

約数ペア:

[(1, 12127969721), (7, 1732567103), (691, 17551331), (1481, 8189041), (1693, 7163597), (4837, 2507333), (10367, 1169863), (11851, 1023371)]