12139885

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:564

約数の個数: 16

約数和(自身を含む): 15080832

約数和(自身を除く): 2940947

約数列:

[1, 5, 37, 185, 211, 311, 1055, 1555, 7807, 11507, 39035, 57535, 65621, 328105, 2427977, 12139885]

約数ペア:

[(1, 12139885), (5, 2427977), (37, 328105), (185, 65621), (211, 57535), (311, 39035), (1055, 11507), (1555, 7807)]