6640931.00000000

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 152776416

約数和(自身を除く): 68329281

約数列:

[1, 3, 5, 9, 15, 37, 45, 67, 111, 185, 201, 333, 335, 555, 603, 757, 1005, 1665, 2271, 2479, 3015, 3785, 6813, 7437, 11355, 12395, 22311, 28009, 34065, 37185, 50719, 84027, 111555, 140045, 152157, 252081, 253595, 420135, 456471, 760785, 1260405, 1876603, 2282355, 5629809, 9383015, 16889427, 28149045, 84447135]

約数ペア:

[(1, 84447135), (3, 28149045), (5, 16889427), (9, 9383015), (15, 5629809), (37, 2282355), (45, 1876603), (67, 1260405), (111, 760785), (185, 456471), (201, 420135), (333, 253595), (335, 252081), (555, 152157), (603, 140045), (757, 111555), (1005, 84027), (1665, 50719), (2271, 37185), (2479, 34065), (3015, 28009), (3785, 22311), (6813, 12395), (7437, 11355)]