28756959

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124489}}^1$

素因数の和:124510

約数の個数: 16

約数和(自身を含む): 47804160

約数和(自身を除く): 19047201

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 124489, 373467, 871423, 1369379, 2614269, 4108137, 9585653, 28756959]

約数ペア:

[(1, 28756959), (3, 9585653), (7, 4108137), (11, 2614269), (21, 1369379), (33, 871423), (77, 373467), (231, 124489)]