139006294

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{320291}}^1$

素因数の和:320331

約数の個数: 16

約数和(自身を含む): 245984256

約数和(自身を除く): 106977962

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 320291, 640582, 2242037, 4484074, 9929021, 19858042, 69503147, 139006294]

約数ペア:

[(1, 139006294), (2, 69503147), (7, 19858042), (14, 9929021), (31, 4484074), (62, 2242037), (217, 640582), (434, 320291)]