139731074

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{321961}}^1$

素因数の和:322001

約数の個数: 16

約数和(自身を含む): 247266816

約数和(自身を除く): 107535742

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 321961, 643922, 2253727, 4507454, 9980791, 19961582, 69865537, 139731074]

約数ペア:

[(1, 139731074), (2, 69865537), (7, 19961582), (14, 9980791), (31, 4507454), (62, 2253727), (217, 643922), (434, 321961)]