247331385

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{46187}}^1$

素因数の和:46222

約数の個数: 48

約数和(自身を含む): 518783616

約数和(自身を除く): 271452231

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 46187, 138561, 230935, 323309, 415683, 692805, 785179, 969927, 1616545, 2078415, 2355537, 2909781, 3925895, 4849635, 5496253, 7066611, 11777685, 14548905, 16488759, 27481265, 35333055, 49466277, 82443795, 247331385]

約数ペア:

[(1, 247331385), (3, 82443795), (5, 49466277), (7, 35333055), (9, 27481265), (15, 16488759), (17, 14548905), (21, 11777685), (35, 7066611), (45, 5496253), (51, 4849635), (63, 3925895), (85, 2909781), (105, 2355537), (119, 2078415), (153, 1616545), (255, 969927), (315, 785179), (357, 692805), (595, 415683), (765, 323309), (1071, 230935), (1785, 138561), (5355, 46187)]