7197057

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1693

約数の個数: 24

約数和(自身を含む): 12055680

約数和(自身を除く): 4858623

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 1609, 4473, 4827, 11263, 14481, 33789, 101367, 114239, 342717, 799673, 1028151, 2399019, 7197057]

約数ペア:

[(1, 7197057), (3, 2399019), (7, 1028151), (9, 799673), (21, 342717), (63, 114239), (71, 101367), (213, 33789), (497, 14481), (639, 11263), (1491, 4827), (1609, 4473)]