3989776905

素因数分解:

$3^8\times 5^1\times {\mathrm{121621}}^1$

素因数の和:121650

約数の個数: 36

約数和(自身を含む): 7181292612

約数和(自身を除く): 3191515707

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2187, 3645, 6561, 10935, 32805, 121621, 364863, 608105, 1094589, 1824315, 3283767, 5472945, 9851301, 16418835, 29553903, 49256505, 88661709, 147769515, 265985127, 443308545, 797955381, 1329925635, 3989776905]

約数ペア:

[(1, 3989776905), (3, 1329925635), (5, 797955381), (9, 443308545), (15, 265985127), (27, 147769515), (45, 88661709), (81, 49256505), (135, 29553903), (243, 16418835), (405, 9851301), (729, 5472945), (1215, 3283767), (2187, 1824315), (3645, 1094589), (6561, 608105), (10935, 364863), (32805, 121621)]