28893357

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{8893}}^1$

素因数の和:8937

約数の個数: 18

約数和(自身を含む): 44051982

約数和(自身を除く): 15158625

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 8893, 26679, 80037, 168967, 506901, 1520703, 3210373, 9631119, 28893357]

約数ペア:

[(1, 28893357), (3, 9631119), (9, 3210373), (19, 1520703), (57, 506901), (171, 168967), (361, 80037), (1083, 26679), (3249, 8893)]