12923211

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 21184000

約数和(自身を除く): 8260789

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 343, 399, 661, 931, 1029, 1983, 2793, 4627, 6517, 12559, 13881, 19551, 32389, 37677, 87913, 97167, 226723, 263739, 615391, 680169, 1846173, 4307737, 12923211]

約数ペア:

[(1, 12923211), (3, 4307737), (7, 1846173), (19, 680169), (21, 615391), (49, 263739), (57, 226723), (133, 97167), (147, 87913), (343, 37677), (399, 32389), (661, 19551), (931, 13881), (1029, 12559), (1983, 6517), (2793, 4627)]