211821127

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1\times {\mathrm{743}}^1$

素因数の和:1182

約数の個数: 16

約数和(自身を含む): 244984320

約数和(自身を除く): 33163193

約数列:

[1, 7, 139, 293, 743, 973, 2051, 5201, 40727, 103277, 217699, 285089, 722939, 1523893, 30260161, 211821127]

約数ペア:

[(1, 211821127), (7, 30260161), (139, 1523893), (293, 722939), (743, 285089), (973, 217699), (2051, 103277), (5201, 40727)]