127816153904

素因数分解:

$2^4\times {\mathrm{1609}}^1\times {\mathrm{4964891}}^1$

素因数の和:4966508

約数の個数: 20

約数和(自身を含む): 247797759720

約数和(自身を除く): 119981605816

約数列:

[1, 2, 4, 8, 16, 1609, 3218, 6436, 12872, 25744, 4964891, 9929782, 19859564, 39719128, 79438256, 7988509619, 15977019238, 31954038476, 63908076952, 127816153904]

約数ペア:

[(1, 127816153904), (2, 63908076952), (4, 31954038476), (8, 15977019238), (16, 7988509619), (1609, 79438256), (3218, 39719128), (6436, 19859564), (12872, 9929782), (25744, 4964891)]