11810211

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^2$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 18457344

約数和(自身を除く): 6647133

約数列:

[1, 3, 7, 21, 71, 89, 213, 267, 497, 623, 1491, 1869, 6319, 7921, 18957, 23763, 44233, 55447, 132699, 166341, 562391, 1687173, 3936737, 11810211]

約数ペア:

[(1, 11810211), (3, 3936737), (7, 1687173), (21, 562391), (71, 166341), (89, 132699), (213, 55447), (267, 44233), (497, 23763), (623, 18957), (1491, 7921), (1869, 6319)]