172906947

素因数分解:

$3^3\times {\mathrm{181}}^1\times {\mathrm{35381}}^1$

素因数の和:35571

約数の個数: 16

約数和(自身を含む): 257580960

約数和(自身を除く): 84674013

約数列:

[1, 3, 9, 27, 181, 543, 1629, 4887, 35381, 106143, 318429, 955287, 6403961, 19211883, 57635649, 172906947]

約数ペア:

[(1, 172906947), (3, 57635649), (9, 19211883), (27, 6403961), (181, 955287), (543, 318429), (1629, 106143), (4887, 35381)]