51306185

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3433}}^1$

素因数の和:3513

約数の個数: 24

約数和(自身を含む): 72814536

約数和(自身を除く): 21508351

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 3433, 14945, 17165, 24031, 120155, 168217, 209413, 841085, 1047065, 1465891, 7329455, 10261237, 51306185]

約数ペア:

[(1, 51306185), (5, 10261237), (7, 7329455), (35, 1465891), (49, 1047065), (61, 841085), (245, 209413), (305, 168217), (427, 120155), (2135, 24031), (2989, 17165), (3433, 14945)]