1688125005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{13103}}^1$

素因数の和:13530

約数の個数: 48

約数和(自身を含む): 3352527360

約数和(自身を除く): 1664402355

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 409, 1227, 2045, 2863, 3681, 6135, 8589, 13103, 14315, 18405, 25767, 39309, 42945, 65515, 91721, 117927, 128835, 196545, 275163, 458605, 589635, 825489, 1375815, 4127445, 5359127, 16077381, 26795635, 37513889, 48232143, 80386905, 112541667, 187569445, 241160715, 337625001, 562708335, 1688125005]

約数ペア:

[(1, 1688125005), (3, 562708335), (5, 337625001), (7, 241160715), (9, 187569445), (15, 112541667), (21, 80386905), (35, 48232143), (45, 37513889), (63, 26795635), (105, 16077381), (315, 5359127), (409, 4127445), (1227, 1375815), (2045, 825489), (2863, 589635), (3681, 458605), (6135, 275163), (8589, 196545), (13103, 128835), (14315, 117927), (18405, 91721), (25767, 65515), (39309, 42945)]