278987286

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{2021647}}^1$

素因数の和:2021675

約数の個数: 16

約数和(自身を含む): 582234624

約数和(自身を除く): 303247338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 2021647, 4043294, 6064941, 12129882, 46497881, 92995762, 139493643, 278987286]

約数ペア:

[(1, 278987286), (2, 139493643), (3, 92995762), (6, 46497881), (23, 12129882), (46, 6064941), (69, 4043294), (138, 2021647)]