30385089

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6793}}^1$

素因数の和:6877

約数の個数: 24

約数和(自身を含む): 50873472

約数和(自身を除く): 20488383

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6793, 20379, 47551, 61137, 142653, 427959, 482303, 1446909, 3376121, 4340727, 10128363, 30385089]

約数ペア:

[(1, 30385089), (3, 10128363), (7, 4340727), (9, 3376121), (21, 1446909), (63, 482303), (71, 427959), (213, 142653), (497, 61137), (639, 47551), (1491, 20379), (4473, 6793)]