86678914

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{199721}}^1$

素因数の和:199761

約数の個数: 16

約数和(自身を含む): 153386496

約数和(自身を除く): 66707582

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 199721, 399442, 1398047, 2796094, 6191351, 12382702, 43339457, 86678914]

約数ペア:

[(1, 86678914), (2, 43339457), (7, 12382702), (14, 6191351), (31, 2796094), (62, 1398047), (217, 399442), (434, 199721)]