28405454

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2753}}^1$

素因数の和:2840

約数の個数: 32

約数和(自身を含む): 53934336

約数和(自身を除く): 25528882

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 2753, 5159, 5506, 10318, 19271, 30283, 38542, 60566, 184451, 211981, 368902, 423962, 1291157, 2028961, 2582314, 4057922, 14202727, 28405454]

約数ペア:

[(1, 28405454), (2, 14202727), (7, 4057922), (11, 2582314), (14, 2028961), (22, 1291157), (67, 423962), (77, 368902), (134, 211981), (154, 184451), (469, 60566), (737, 38542), (938, 30283), (1474, 19271), (2753, 10318), (5159, 5506)]