138479635

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18233}}^1$

素因数の和:18283

約数の個数: 24

約数和(自身を含む): 199552896

約数和(自身を除く): 61073261

約数列:

[1, 5, 7, 31, 35, 49, 155, 217, 245, 1085, 1519, 7595, 18233, 91165, 127631, 565223, 638155, 893417, 2826115, 3956561, 4467085, 19782805, 27695927, 138479635]

約数ペア:

[(1, 138479635), (5, 27695927), (7, 19782805), (31, 4467085), (35, 3956561), (49, 2826115), (155, 893417), (217, 638155), (245, 565223), (1085, 127631), (1519, 91165), (7595, 18233)]