816387

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 1295952

約数和(自身を除く): 479565

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 173, 363, 429, 519, 1573, 1903, 2249, 4719, 5709, 6747, 20933, 24739, 62799, 74217, 272129, 816387]

約数ペア:

[(1, 816387), (3, 272129), (11, 74217), (13, 62799), (33, 24739), (39, 20933), (121, 6747), (143, 5709), (173, 4719), (363, 2249), (429, 1903), (519, 1573)]