82661271819

素因数分解:

$3^1\times 7^2\times {\mathrm{2081}}^1\times {\mathrm{270217}}^1$

素因数の和:272315

約数の個数: 24

約数和(自身を含む): 128271403728

約数和(自身を除く): 45610131909

約数列:

[1, 3, 7, 21, 49, 147, 2081, 6243, 14567, 43701, 101969, 270217, 305907, 810651, 1891519, 5674557, 13240633, 39721899, 562321577, 1686964731, 3936251039, 11808753117, 27553757273, 82661271819]

約数ペア:

[(1, 82661271819), (3, 27553757273), (7, 11808753117), (21, 3936251039), (49, 1686964731), (147, 562321577), (2081, 39721899), (6243, 13240633), (14567, 5674557), (43701, 1891519), (101969, 810651), (270217, 305907)]