139606983

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{21817}}^1$

素因数の和:21908

約数の個数: 20

約数和(自身を含む): 211198240

約数和(自身を除く): 71591257

約数列:

[1, 3, 9, 27, 79, 81, 237, 711, 2133, 6399, 21817, 65451, 196353, 589059, 1723543, 1767177, 5170629, 15511887, 46535661, 139606983]

約数ペア:

[(1, 139606983), (3, 46535661), (9, 15511887), (27, 5170629), (79, 1767177), (81, 1723543), (237, 589059), (711, 196353), (2133, 65451), (6399, 21817)]