440340057

素因数分解:

$3^6\times {\mathrm{137}}^1\times {\mathrm{4409}}^1$

素因数の和:4564

約数の個数: 28

約数和(自身を含む): 665177940

約数和(自身を除く): 224837883

約数列:

[1, 3, 9, 27, 81, 137, 243, 411, 729, 1233, 3699, 4409, 11097, 13227, 33291, 39681, 99873, 119043, 357129, 604033, 1071387, 1812099, 3214161, 5436297, 16308891, 48926673, 146780019, 440340057]

約数ペア:

[(1, 440340057), (3, 146780019), (9, 48926673), (27, 16308891), (81, 5436297), (137, 3214161), (243, 1812099), (411, 1071387), (729, 604033), (1233, 357129), (3699, 119043), (4409, 99873), (11097, 39681), (13227, 33291)]