17389953

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:906

約数の個数: 36

約数和(自身を含む): 29877120

約数和(自身を除く): 12487167

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 839, 987, 2303, 2517, 2961, 5873, 6909, 7551, 17619, 20727, 39433, 41111, 52857, 118299, 123333, 276031, 354897, 369999, 828093, 1932217, 2484279, 5796651, 17389953]

約数ペア:

[(1, 17389953), (3, 5796651), (7, 2484279), (9, 1932217), (21, 828093), (47, 369999), (49, 354897), (63, 276031), (141, 123333), (147, 118299), (329, 52857), (423, 41111), (441, 39433), (839, 20727), (987, 17619), (2303, 7551), (2517, 6909), (2961, 5873)]