87440129

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{43223}}^1$

素因数の和:43264

約数の個数: 12

約数和(自身を含む): 106158144

約数和(自身を除く): 18718015

約数列:

[1, 7, 17, 119, 289, 2023, 43223, 302561, 734791, 5143537, 12491447, 87440129]

約数ペア:

[(1, 87440129), (7, 12491447), (17, 5143537), (119, 734791), (289, 302561), (2023, 43223)]