129945789

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{27191}}^1$

素因数の和:27262

約数の個数: 20

約数和(自身を含む): 197413920

約数和(自身を除く): 67468131

約数列:

[1, 3, 9, 27, 59, 81, 177, 531, 1593, 4779, 27191, 81573, 244719, 734157, 1604269, 2202471, 4812807, 14438421, 43315263, 129945789]

約数ペア:

[(1, 129945789), (3, 43315263), (9, 14438421), (27, 4812807), (59, 2202471), (81, 1604269), (177, 734157), (531, 244719), (1593, 81573), (4779, 27191)]