57487689

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21221}}^1$

素因数の和:21277

約数の個数: 24

約数和(自身を含む): 97111872

約数和(自身を除く): 39624183

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 21221, 63663, 148547, 190989, 445641, 912503, 1336923, 2737509, 6387521, 8212527, 19162563, 57487689]

約数ペア:

[(1, 57487689), (3, 19162563), (7, 8212527), (9, 6387521), (21, 2737509), (43, 1336923), (63, 912503), (129, 445641), (301, 190989), (387, 148547), (903, 63663), (2709, 21221)]