128021224

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{115127}}^1$

素因数の和:115272

約数の個数: 16

約数和(自身を含む): 241768800

約数和(自身を除く): 113747576

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 115127, 230254, 460508, 921016, 16002653, 32005306, 64010612, 128021224]

約数ペア:

[(1, 128021224), (2, 64010612), (4, 32005306), (8, 16002653), (139, 921016), (278, 460508), (556, 230254), (1112, 115127)]