2080754081

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{317}}^1\times {\mathrm{1381}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 2454912936

約数和(自身を除く): 374158855

約数列:

[1, 7, 49, 97, 317, 679, 1381, 2219, 4753, 9667, 15533, 30749, 67669, 133957, 215243, 437777, 937699, 1506701, 3064439, 6563893, 21451073, 42464369, 297250583, 2080754081]

約数ペア:

[(1, 2080754081), (7, 297250583), (49, 42464369), (97, 21451073), (317, 6563893), (679, 3064439), (1381, 1506701), (2219, 937699), (4753, 437777), (9667, 215243), (15533, 133957), (30749, 67669)]