156720177

素因数分解:

$3^5\times {\mathrm{461}}^1\times {\mathrm{1399}}^1$

素因数の和:1875

約数の個数: 24

約数和(自身を含む): 235435200

約数和(自身を除く): 78715023

約数列:

[1, 3, 9, 27, 81, 243, 461, 1383, 1399, 4149, 4197, 12447, 12591, 37341, 37773, 112023, 113319, 339957, 644939, 1934817, 5804451, 17413353, 52240059, 156720177]

約数ペア:

[(1, 156720177), (3, 52240059), (9, 17413353), (27, 5804451), (81, 1934817), (243, 644939), (461, 339957), (1383, 113319), (1399, 112023), (4149, 37773), (4197, 37341), (12447, 12591)]