81423811

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1723}}^1$

素因数の和:1930

約数の個数: 16

約数和(自身を含む): 95881984

約数和(自身を除く): 14458173

約数列:

[1, 7, 43, 157, 301, 1099, 1723, 6751, 12061, 47257, 74089, 270511, 518623, 1893577, 11631973, 81423811]

約数ペア:

[(1, 81423811), (7, 11631973), (43, 1893577), (157, 518623), (301, 270511), (1099, 74089), (1723, 47257), (6751, 12061)]