30895011

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6907}}^1$

素因数の和:6991

約数の個数: 24

約数和(自身を含む): 51727104

約数和(自身を除く): 20832093

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6907, 20721, 48349, 62163, 145047, 435141, 490397, 1471191, 3432779, 4413573, 10298337, 30895011]

約数ペア:

[(1, 30895011), (3, 10298337), (7, 4413573), (9, 3432779), (21, 1471191), (63, 490397), (71, 435141), (213, 145047), (497, 62163), (639, 48349), (1491, 20721), (4473, 6907)]