81308353

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6869}}^1$

素因数の和:6984

約数の個数: 16

約数和(自身を含む): 98928000

約数和(自身を除く): 17619647

約数列:

[1, 7, 19, 89, 133, 623, 1691, 6869, 11837, 48083, 130511, 611341, 913577, 4279387, 11615479, 81308353]

約数ペア:

[(1, 81308353), (7, 11615479), (19, 4279387), (89, 913577), (133, 611341), (623, 130511), (1691, 48083), (6869, 11837)]