12939388

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 28917504

約数和(自身を除く): 15978116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 977, 1204, 1892, 1954, 3311, 3908, 6622, 6839, 10747, 13244, 13678, 21494, 27356, 42011, 42988, 75229, 84022, 150458, 168044, 294077, 300916, 462121, 588154, 924242, 1176308, 1848484, 3234847, 6469694, 12939388]

約数ペア:

[(1, 12939388), (2, 6469694), (4, 3234847), (7, 1848484), (11, 1176308), (14, 924242), (22, 588154), (28, 462121), (43, 300916), (44, 294077), (77, 168044), (86, 150458), (154, 84022), (172, 75229), (301, 42988), (308, 42011), (473, 27356), (602, 21494), (946, 13678), (977, 13244), (1204, 10747), (1892, 6839), (1954, 6622), (3311, 3908)]