138860155

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{18803}}^1$

素因数の和:19026

約数の個数: 16

約数和(自身を含む): 191349504

約数和(自身を除く): 52489349

約数列:

[1, 5, 7, 35, 211, 1055, 1477, 7385, 18803, 94015, 131621, 658105, 3967433, 19837165, 27772031, 138860155]

約数ペア:

[(1, 138860155), (5, 27772031), (7, 19837165), (35, 3967433), (211, 658105), (1055, 131621), (1477, 94015), (7385, 18803)]