159621

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1$

素因数の和:712

約数の個数: 16

約数和(自身を含む): 265728

約数和(自身を除く): 106107

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 691, 2073, 4837, 7601, 14511, 22803, 53207, 159621]

約数ペア:

[(1, 159621), (3, 53207), (7, 22803), (11, 14511), (21, 7601), (33, 4837), (77, 2073), (231, 691)]