253341405

素因数分解:

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

素因数の和:875

約数の個数: 64

約数和(自身を含む): 470081280

約数和(自身を除く): 216739875

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 67, 111, 135, 185, 201, 333, 335, 555, 603, 757, 999, 1005, 1665, 1809, 2271, 2479, 3015, 3785, 4995, 6813, 7437, 9045, 11355, 12395, 20439, 22311, 28009, 34065, 37185, 50719, 66933, 84027, 102195, 111555, 140045, 152157, 252081, 253595, 334665, 420135, 456471, 756243, 760785, 1260405, 1369413, 1876603, 2282355, 3781215, 5629809, 6847065, 9383015, 16889427, 28149045, 50668281, 84447135, 253341405]

約数ペア:

[(1, 253341405), (3, 84447135), (5, 50668281), (9, 28149045), (15, 16889427), (27, 9383015), (37, 6847065), (45, 5629809), (67, 3781215), (111, 2282355), (135, 1876603), (185, 1369413), (201, 1260405), (333, 760785), (335, 756243), (555, 456471), (603, 420135), (757, 334665), (999, 253595), (1005, 252081), (1665, 152157), (1809, 140045), (2271, 111555), (2479, 102195), (3015, 84027), (3785, 66933), (4995, 50719), (6813, 37185), (7437, 34065), (9045, 28009), (11355, 22311), (12395, 20439)]