38180205

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2066

約数の個数: 48

約数和(自身を含む): 76911744

約数和(自身を除く): 38731539

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 1987, 2135, 2745, 3843, 5961, 6405, 9935, 13909, 17883, 19215, 29805, 41727, 69545, 89415, 121207, 125181, 208635, 363621, 606035, 625905, 848449, 1090863, 1818105, 2545347, 4242245, 5454315, 7636041, 12726735, 38180205]

約数ペア:

[(1, 38180205), (3, 12726735), (5, 7636041), (7, 5454315), (9, 4242245), (15, 2545347), (21, 1818105), (35, 1090863), (45, 848449), (61, 625905), (63, 606035), (105, 363621), (183, 208635), (305, 125181), (315, 121207), (427, 89415), (549, 69545), (915, 41727), (1281, 29805), (1987, 19215), (2135, 17883), (2745, 13909), (3843, 9935), (5961, 6405)]