28429695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5309}}^1$

素因数の和:5344

約数の個数: 48

約数和(自身を含む): 59641920

約数和(自身を除く): 31212225

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, 5309, 5355, 15927, 26545, 37163, 47781, 79635, 90253, 111489, 185815, 238905, 270759, 334467, 451265, 557445, 631771, 812277, 1353795, 1672335, 1895313, 3158855, 4061385, 5685939, 9476565, 28429695]

約数ペア:

[(1, 28429695), (3, 9476565), (5, 5685939), (7, 4061385), (9, 3158855), (15, 1895313), (17, 1672335), (21, 1353795), (35, 812277), (45, 631771), (51, 557445), (63, 451265), (85, 334467), (105, 270759), (119, 238905), (153, 185815), (255, 111489), (315, 90253), (357, 79635), (595, 47781), (765, 37163), (1071, 26545), (1785, 15927), (5309, 5355)]