78841833

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{12473}}^1$

素因数の和:12533

約数の個数: 24

約数和(自身を含む): 125139168

約数和(自身を除く): 46297335

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 12473, 37419, 87311, 261933, 536339, 611177, 1609017, 1833531, 3754373, 11263119, 26280611, 78841833]

約数ペア:

[(1, 78841833), (3, 26280611), (7, 11263119), (21, 3754373), (43, 1833531), (49, 1609017), (129, 611177), (147, 536339), (301, 261933), (903, 87311), (2107, 37419), (6321, 12473)]