1388394424

素因数分解:

$2^3\times {\mathrm{1553}}^1\times {\mathrm{111751}}^1$

素因数の和:113310

約数の個数: 16

約数和(自身を含む): 2604939120

約数和(自身を除く): 1216544696

約数列:

[1, 2, 4, 8, 1553, 3106, 6212, 12424, 111751, 223502, 447004, 894008, 173549303, 347098606, 694197212, 1388394424]

約数ペア:

[(1, 1388394424), (2, 694197212), (4, 347098606), (8, 173549303), (1553, 894008), (3106, 447004), (6212, 223502), (12424, 111751)]