78815121

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{341191}}^1$

素因数の和:341212

約数の個数: 16

約数和(自身を含む): 131017728

約数和(自身を除く): 52202607

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 341191, 1023573, 2388337, 3753101, 7165011, 11259303, 26271707, 78815121]

約数ペア:

[(1, 78815121), (3, 26271707), (7, 11259303), (11, 7165011), (21, 3753101), (33, 2388337), (77, 1023573), (231, 341191)]