172211211

素因数分解:

$3^3\times {\mathrm{239}}^1\times {\mathrm{26687}}^1$

素因数の和:26935

約数の個数: 16

約数和(自身を含む): 256204800

約数和(自身を除く): 83993589

約数列:

[1, 3, 9, 27, 239, 717, 2151, 6453, 26687, 80061, 240183, 720549, 6378193, 19134579, 57403737, 172211211]

約数ペア:

[(1, 172211211), (3, 57403737), (9, 19134579), (27, 6378193), (239, 720549), (717, 240183), (2151, 80061), (6453, 26687)]