31205007

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{2017}}^1$

素因数の和:2220

約数の個数: 20

約数和(自身を含む): 46882176

約数和(自身を除く): 15677169

約数列:

[1, 3, 9, 27, 81, 191, 573, 1719, 2017, 5157, 6051, 15471, 18153, 54459, 163377, 385247, 1155741, 3467223, 10401669, 31205007]

約数ペア:

[(1, 31205007), (3, 10401669), (9, 3467223), (27, 1155741), (81, 385247), (191, 163377), (573, 54459), (1719, 18153), (2017, 15471), (5157, 6051)]