399163658795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{177012709}}^1$

素因数の和:177012766

約数の個数: 16

約数和(自身を含む): 535286435040

約数和(自身を除く): 136122776245

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 177012709, 885063545, 1947139799, 7257521069, 9735698995, 36287605345, 79832731759, 399163658795]

約数ペア:

[(1, 399163658795), (5, 79832731759), (11, 36287605345), (41, 9735698995), (55, 7257521069), (205, 1947139799), (451, 885063545), (2255, 177012709)]