23704681

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 34473600

約数和(自身を除く): 10768919

約数列:

[1, 7, 11, 13, 17, 49, 77, 91, 119, 143, 187, 199, 221, 539, 637, 833, 1001, 1309, 1393, 1547, 2189, 2431, 2587, 3383, 7007, 9163, 9751, 10829, 15323, 17017, 18109, 23681, 28457, 37213, 43979, 107261, 119119, 126763, 165767, 199199, 260491, 307853, 483769, 1394393, 1823437, 2154971, 3386383, 23704681]

約数ペア:

[(1, 23704681), (7, 3386383), (11, 2154971), (13, 1823437), (17, 1394393), (49, 483769), (77, 307853), (91, 260491), (119, 199199), (143, 165767), (187, 126763), (199, 119119), (221, 107261), (539, 43979), (637, 37213), (833, 28457), (1001, 23681), (1309, 18109), (1393, 17017), (1547, 15323), (2189, 10829), (2431, 9751), (2587, 9163), (3383, 7007)]