28132349

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1172

約数の個数: 16

約数和(自身を含む): 33532800

約数和(自身を除く): 5400451

約数列:

[1, 7, 29, 139, 203, 973, 997, 4031, 6979, 28217, 28913, 138583, 202391, 970081, 4018907, 28132349]

約数ペア:

[(1, 28132349), (7, 4018907), (29, 970081), (139, 202391), (203, 138583), (973, 28913), (997, 28217), (4031, 6979)]