401047857

素因数分解:

$3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{33329}}^1$

素因数の和:33533

約数の個数: 24

約数和(自身を含む): 665533440

約数和(自身を除く): 264485583

約数列:

[1, 3, 7, 9, 21, 63, 191, 573, 1337, 1719, 4011, 12033, 33329, 99987, 233303, 299961, 699909, 2099727, 6365839, 19097517, 44560873, 57292551, 133682619, 401047857]

約数ペア:

[(1, 401047857), (3, 133682619), (7, 57292551), (9, 44560873), (21, 19097517), (63, 6365839), (191, 2099727), (573, 699909), (1337, 299961), (1719, 233303), (4011, 99987), (12033, 33329)]