215565945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2741}}^1$

素因数の和:2870

約数の個数: 48

約数和(自身を含む): 405114048

約数和(自身を除く): 189548103

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 107, 147, 245, 321, 535, 735, 749, 1605, 2247, 2741, 3745, 5243, 8223, 11235, 13705, 15729, 19187, 26215, 41115, 57561, 78645, 95935, 134309, 287805, 293287, 402927, 671545, 879861, 1466435, 2014635, 2053009, 4399305, 6159027, 10265045, 14371063, 30795135, 43113189, 71855315, 215565945]

約数ペア:

[(1, 215565945), (3, 71855315), (5, 43113189), (7, 30795135), (15, 14371063), (21, 10265045), (35, 6159027), (49, 4399305), (105, 2053009), (107, 2014635), (147, 1466435), (245, 879861), (321, 671545), (535, 402927), (735, 293287), (749, 287805), (1605, 134309), (2247, 95935), (2741, 78645), (3745, 57561), (5243, 41115), (8223, 26215), (11235, 19187), (13705, 15729)]