87331321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{18593}}^1$

素因数の和:18672

約数の個数: 16

約数和(自身を含む): 110671488

約数和(自身を除く): 23340167

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 18593, 130151, 204523, 1134173, 1431661, 7939211, 12475903, 87331321]

約数ペア:

[(1, 87331321), (7, 12475903), (11, 7939211), (61, 1431661), (77, 1134173), (427, 204523), (671, 130151), (4697, 18593)]