28638423

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{4903}}^1$

素因数の和:4979

約数の個数: 24

約数和(自身を含む): 45901440

約数和(自身を除く): 17263017

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 531, 649, 1947, 4903, 5841, 14709, 44127, 53933, 161799, 289277, 485397, 867831, 2603493, 3182047, 9546141, 28638423]

約数ペア:

[(1, 28638423), (3, 9546141), (9, 3182047), (11, 2603493), (33, 867831), (59, 485397), (99, 289277), (177, 161799), (531, 53933), (649, 44127), (1947, 14709), (4903, 5841)]