320883143

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{117239}}^1$

素因数の和:117286

約数の個数: 16

約数和(自身を含む): 405181440

約数和(自身を除く): 84298297

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 117239, 820673, 1993063, 2696497, 13951441, 18875479, 45840449, 320883143]

約数ペア:

[(1, 320883143), (7, 45840449), (17, 18875479), (23, 13951441), (119, 2696497), (161, 1993063), (391, 820673), (2737, 117239)]