207521211

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{2153}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 295442640

約数和(自身を除く): 87921429

約数列:

[1, 3, 19, 57, 89, 267, 361, 1083, 1691, 2153, 5073, 6459, 32129, 40907, 96387, 122721, 191617, 574851, 777233, 2331699, 3640723, 10922169, 69173737, 207521211]

約数ペア:

[(1, 207521211), (3, 69173737), (19, 10922169), (57, 3640723), (89, 2331699), (267, 777233), (361, 574851), (1083, 191617), (1691, 122721), (2153, 96387), (5073, 40907), (6459, 32129)]