87551639

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{28621}}^1$

素因数の和:28670

約数の個数: 16

約数和(自身を含む): 109908480

約数和(自身を除く): 22356841

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 28621, 200347, 543799, 658283, 3806593, 4607981, 12507377, 87551639]

約数ペア:

[(1, 87551639), (7, 12507377), (19, 4607981), (23, 3806593), (133, 658283), (161, 543799), (437, 200347), (3059, 28621)]