139947206

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{322459}}^1$

素因数の和:322499

約数の個数: 16

約数和(自身を含む): 247649280

約数和(自身を除く): 107702074

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 322459, 644918, 2257213, 4514426, 9996229, 19992458, 69973603, 139947206]

約数ペア:

[(1, 139947206), (2, 69973603), (7, 19992458), (14, 9996229), (31, 4514426), (62, 2257213), (217, 644918), (434, 322459)]