78882321

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{121171}}^1$

素因数の和:121212

約数の個数: 16

約数和(自身を含む): 124080128

約数和(自身を除く): 45197807

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 121171, 363513, 848197, 2544591, 3756301, 11268903, 26294107, 78882321]

約数ペア:

[(1, 78882321), (3, 26294107), (7, 11268903), (21, 3756301), (31, 2544591), (93, 848197), (217, 363513), (651, 121171)]