12761145

素因数分解:

$3^8\times 5^1\times {\mathrm{389}}^1$

素因数の和:418

約数の個数: 36

約数和(自身を含む): 23027940

約数和(自身を除く): 10266795

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 389, 405, 729, 1167, 1215, 1945, 2187, 3501, 3645, 5835, 6561, 10503, 10935, 17505, 31509, 32805, 52515, 94527, 157545, 283581, 472635, 850743, 1417905, 2552229, 4253715, 12761145]

約数ペア:

[(1, 12761145), (3, 4253715), (5, 2552229), (9, 1417905), (15, 850743), (27, 472635), (45, 283581), (81, 157545), (135, 94527), (243, 52515), (389, 32805), (405, 31509), (729, 17505), (1167, 10935), (1215, 10503), (1945, 6561), (2187, 5835), (3501, 3645)]