13137873

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1733}}^1$

素因数の和:1781

約数の個数: 24

約数和(自身を含む): 21140928

約数和(自身を除く): 8003055

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 399, 1083, 1733, 2527, 5199, 7581, 12131, 32927, 36393, 98781, 230489, 625613, 691467, 1876839, 4379291, 13137873]

約数ペア:

[(1, 13137873), (3, 4379291), (7, 1876839), (19, 691467), (21, 625613), (57, 230489), (133, 98781), (361, 36393), (399, 32927), (1083, 12131), (1733, 7581), (2527, 5199)]