220173897

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{5557}}^1$

素因数の和:5888

約数の個数: 16

約数和(自身を含む): 300932352

約数和(自身を除く): 80758455

約数列:

[1, 3, 47, 141, 281, 843, 5557, 13207, 16671, 39621, 261179, 783537, 1561517, 4684551, 73391299, 220173897]

約数ペア:

[(1, 220173897), (3, 73391299), (47, 4684551), (141, 1561517), (281, 783537), (843, 261179), (5557, 39621), (13207, 16671)]