2878134

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 64

約数和(自身を含む): 7257600

約数和(自身を除く): 4379466

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 87, 102, 119, 139, 174, 203, 238, 278, 357, 406, 417, 493, 609, 714, 834, 973, 986, 1218, 1479, 1946, 2363, 2919, 2958, 3451, 4031, 4726, 5838, 6902, 7089, 8062, 10353, 12093, 14178, 16541, 20706, 24186, 28217, 33082, 49623, 56434, 68527, 84651, 99246, 137054, 169302, 205581, 411162, 479689, 959378, 1439067, 2878134]

約数ペア:

[(1, 2878134), (2, 1439067), (3, 959378), (6, 479689), (7, 411162), (14, 205581), (17, 169302), (21, 137054), (29, 99246), (34, 84651), (42, 68527), (51, 56434), (58, 49623), (87, 33082), (102, 28217), (119, 24186), (139, 20706), (174, 16541), (203, 14178), (238, 12093), (278, 10353), (357, 8062), (406, 7089), (417, 6902), (493, 5838), (609, 4726), (714, 4031), (834, 3451), (973, 2958), (986, 2919), (1218, 2363), (1479, 1946)]