67690785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2551}}^1$

素因数の和:2649

約数の個数: 32

約数和(自身を含む): 113921280

約数和(自身を除く): 46230495

約数列:

[1, 3, 5, 15, 29, 61, 87, 145, 183, 305, 435, 915, 1769, 2551, 5307, 7653, 8845, 12755, 26535, 38265, 73979, 155611, 221937, 369895, 466833, 778055, 1109685, 2334165, 4512719, 13538157, 22563595, 67690785]

約数ペア:

[(1, 67690785), (3, 22563595), (5, 13538157), (15, 4512719), (29, 2334165), (61, 1109685), (87, 778055), (145, 466833), (183, 369895), (305, 221937), (435, 155611), (915, 73979), (1769, 38265), (2551, 26535), (5307, 12755), (7653, 8845)]