278384709

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{93827}}^1$

素因数の和:93896

約数の個数: 16

約数和(自身を含む): 396329472

約数和(自身を除く): 117944763

約数列:

[1, 3, 23, 43, 69, 129, 989, 2967, 93827, 281481, 2158021, 4034561, 6474063, 12103683, 92794903, 278384709]

約数ペア:

[(1, 278384709), (3, 92794903), (23, 12103683), (43, 6474063), (69, 4034561), (129, 2158021), (989, 281481), (2967, 93827)]