16974727

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{409}}^1$

素因数の和:452

約数の個数: 24

約数和(自身を含む): 21812000

約数和(自身を除く): 4837273

約数列:

[1, 7, 11, 49, 77, 121, 343, 409, 539, 847, 2863, 3773, 4499, 5929, 20041, 31493, 41503, 49489, 140287, 220451, 346423, 1543157, 2424961, 16974727]

約数ペア:

[(1, 16974727), (7, 2424961), (11, 1543157), (49, 346423), (77, 220451), (121, 140287), (343, 49489), (409, 41503), (539, 31493), (847, 20041), (2863, 5929), (3773, 4499)]