28866321

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1171}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 47255040

約数和(自身を除く): 18388719

約数列:

[1, 3, 9, 11, 27, 33, 83, 99, 249, 297, 747, 913, 1171, 2241, 2739, 3513, 8217, 10539, 12881, 24651, 31617, 38643, 97193, 115929, 291579, 347787, 874737, 1069123, 2624211, 3207369, 9622107, 28866321]

約数ペア:

[(1, 28866321), (3, 9622107), (9, 3207369), (11, 2624211), (27, 1069123), (33, 874737), (83, 347787), (99, 291579), (249, 115929), (297, 97193), (747, 38643), (913, 31617), (1171, 24651), (2241, 12881), (2739, 10539), (3513, 8217)]