281771007

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{706193}}^1$

素因数の和:706222

約数の個数: 16

約数和(自身を含む): 451964160

約数和(自身を除く): 170193153

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 706193, 2118579, 4943351, 13417667, 14830053, 40253001, 93923669, 281771007]

約数ペア:

[(1, 281771007), (3, 93923669), (7, 40253001), (19, 14830053), (21, 13417667), (57, 4943351), (133, 2118579), (399, 706193)]