5161989

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{601}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 7898240

約数和(自身を除く): 2736251

約数列:

[1, 3, 7, 21, 409, 601, 1227, 1803, 2863, 4207, 8589, 12621, 245809, 737427, 1720663, 5161989]

約数ペア:

[(1, 5161989), (3, 1720663), (7, 737427), (21, 245809), (409, 12621), (601, 8589), (1227, 4207), (1803, 2863)]