257138839

素因数分解:

${\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1$

素因数の和:1170

約数の個数: 16

約数和(自身を含む): 271545120

約数和(自身を除く): 14406281

約数列:

[1, 41, 43, 157, 929, 1763, 6437, 6751, 38089, 39947, 145853, 276791, 1637827, 5979973, 6271679, 257138839]

約数ペア:

[(1, 257138839), (41, 6271679), (43, 5979973), (157, 1637827), (929, 276791), (1763, 145853), (6437, 39947), (6751, 38089)]