8218245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 16257024

約数和(自身を除く): 8038779

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 41, 69, 83, 105, 115, 123, 161, 205, 249, 287, 345, 415, 483, 581, 615, 805, 861, 943, 1245, 1435, 1743, 1909, 2415, 2829, 2905, 3403, 4305, 4715, 5727, 6601, 8715, 9545, 10209, 13363, 14145, 17015, 19803, 23821, 28635, 33005, 40089, 51045, 66815, 71463, 78269, 99015, 119105, 200445, 234807, 357315, 391345, 547883, 1174035, 1643649, 2739415, 8218245]

約数ペア:

[(1, 8218245), (3, 2739415), (5, 1643649), (7, 1174035), (15, 547883), (21, 391345), (23, 357315), (35, 234807), (41, 200445), (69, 119105), (83, 99015), (105, 78269), (115, 71463), (123, 66815), (161, 51045), (205, 40089), (249, 33005), (287, 28635), (345, 23821), (415, 19803), (483, 17015), (581, 14145), (615, 13363), (805, 10209), (861, 9545), (943, 8715), (1245, 6601), (1435, 5727), (1743, 4715), (1909, 4305), (2415, 3403), (2829, 2905)]