426854589

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1069811}}^1$

素因数の和:1069840

約数の個数: 16

約数和(自身を含む): 684679680

約数和(自身を除く): 257825091

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1069811, 3209433, 7488677, 20326409, 22466031, 60979227, 142284863, 426854589]

約数ペア:

[(1, 426854589), (3, 142284863), (7, 60979227), (19, 22466031), (21, 20326409), (57, 7488677), (133, 3209433), (399, 1069811)]