68204913

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{20173}}^1$

素因数の和:20213

約数の個数: 24

約数和(自身を含む): 110392128

約数和(自身を除く): 42187215

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 20173, 60519, 141211, 423633, 463979, 988477, 1391937, 2965431, 3247853, 9743559, 22734971, 68204913]

約数ペア:

[(1, 68204913), (3, 22734971), (7, 9743559), (21, 3247853), (23, 2965431), (49, 1391937), (69, 988477), (147, 463979), (161, 423633), (483, 141211), (1127, 60519), (3381, 20173)]