129211838

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401279}}^1$

素因数の和:401311

約数の個数: 16

約数和(自身を含む): 231137280

約数和(自身を除く): 101925442

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 401279, 802558, 2808953, 5617906, 9229417, 18458834, 64605919, 129211838]

約数ペア:

[(1, 129211838), (2, 64605919), (7, 18458834), (14, 9229417), (23, 5617906), (46, 2808953), (161, 802558), (322, 401279)]