68399247

素因数分解:

$3^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{1997}}^1$

素因数の和:2247

約数の個数: 24

約数和(自身を含む): 106597296

約数和(自身を除く): 38198049

約数列:

[1, 3, 7, 21, 49, 147, 233, 699, 1631, 1997, 4893, 5991, 11417, 13979, 34251, 41937, 97853, 293559, 465301, 1395903, 3257107, 9771321, 22799749, 68399247]

約数ペア:

[(1, 68399247), (3, 22799749), (7, 9771321), (21, 3257107), (49, 1395903), (147, 465301), (233, 293559), (699, 97853), (1631, 41937), (1997, 34251), (4893, 13979), (5991, 11417)]