2565171

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2175

約数の個数: 24

約数和(自身を含む): 4459520

約数和(自身を除く): 1894349

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 2143, 6429, 15001, 19287, 40717, 45003, 122151, 135009, 285019, 366453, 855057, 2565171]

約数ペア:

[(1, 2565171), (3, 855057), (7, 366453), (9, 285019), (19, 135009), (21, 122151), (57, 45003), (63, 40717), (133, 19287), (171, 15001), (399, 6429), (1197, 2143)]