490234089

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^2$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 679365792

約数和(自身を除く): 189131703

約数列:

[1, 3, 41, 107, 123, 193, 321, 579, 4387, 7913, 13161, 20651, 23739, 37249, 61953, 111747, 846691, 1527209, 2540073, 3985643, 4581627, 11956929, 163411363, 490234089]

約数ペア:

[(1, 490234089), (3, 163411363), (41, 11956929), (107, 4581627), (123, 3985643), (193, 2540073), (321, 1527209), (579, 846691), (4387, 111747), (7913, 61953), (13161, 37249), (20651, 23739)]