28619217

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1$

素因数の和:750

約数の個数: 32

約数和(自身を含む): 46604160

約数和(自身を除く): 17984943

約数列:

[1, 3, 9, 11, 27, 33, 99, 173, 297, 519, 557, 1557, 1671, 1903, 4671, 5013, 5709, 6127, 15039, 17127, 18381, 51381, 55143, 96361, 165429, 289083, 867249, 1059971, 2601747, 3179913, 9539739, 28619217]

約数ペア:

[(1, 28619217), (3, 9539739), (9, 3179913), (11, 2601747), (27, 1059971), (33, 867249), (99, 289083), (173, 165429), (297, 96361), (519, 55143), (557, 51381), (1557, 18381), (1671, 17127), (1903, 15039), (4671, 6127), (5013, 5709)]