87747639

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{134789}}^1$

素因数の和:134830

約数の個数: 16

約数和(自身を含む): 138024960

約数和(自身を除く): 50277321

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 134789, 404367, 943523, 2830569, 4178459, 12535377, 29249213, 87747639]

約数ペア:

[(1, 87747639), (3, 29249213), (7, 12535377), (21, 4178459), (31, 2830569), (93, 943523), (217, 404367), (651, 134789)]