2840139

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{977}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 4577040

約数和(自身を除く): 1736901

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 977, 2907, 2931, 8793, 16609, 18563, 49827, 55689, 149481, 167067, 315571, 946713, 2840139]

約数ペア:

[(1, 2840139), (3, 946713), (9, 315571), (17, 167067), (19, 149481), (51, 55689), (57, 49827), (153, 18563), (171, 16609), (323, 8793), (969, 2931), (977, 2907)]