67931451

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15187}}^1$

素因数の和:15271

約数の個数: 24

約数和(自身を含む): 113727744

約数和(自身を除く): 45796293

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 15187, 45561, 106309, 136683, 318927, 956781, 1078277, 3234831, 7547939, 9704493, 22643817, 67931451]

約数ペア:

[(1, 67931451), (3, 22643817), (7, 9704493), (9, 7547939), (21, 3234831), (63, 1078277), (71, 956781), (213, 318927), (497, 136683), (639, 106309), (1491, 45561), (4473, 15187)]