660434346

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{256579}}^1$

素因数の和:256611

約数の個数: 48

約数和(自身を含む): 1681112160

約数和(自身を除く): 1020677814

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 256579, 513158, 769737, 1539474, 2309211, 2822369, 3335527, 4618422, 5644738, 6671054, 8467107, 10006581, 16934214, 20013162, 25401321, 30019743, 36690797, 50802642, 60039486, 73381594, 110072391, 220144782, 330217173, 660434346]

約数ペア:

[(1, 660434346), (2, 330217173), (3, 220144782), (6, 110072391), (9, 73381594), (11, 60039486), (13, 50802642), (18, 36690797), (22, 30019743), (26, 25401321), (33, 20013162), (39, 16934214), (66, 10006581), (78, 8467107), (99, 6671054), (117, 5644738), (143, 4618422), (198, 3335527), (234, 2822369), (286, 2309211), (429, 1539474), (858, 769737), (1287, 513158), (2574, 256579)]