20171255265

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{204587}}^1$

素因数の和:204918

約数の個数: 48

約数和(自身を含む): 40086154368

約数和(自身を除く): 19914899103

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 313, 315, 939, 1565, 2191, 2817, 4695, 6573, 10955, 14085, 19719, 32865, 98595, 204587, 613761, 1022935, 1432109, 1841283, 3068805, 4296327, 7160545, 9206415, 12888981, 21481635, 64035731, 64444905, 192107193, 320178655, 448250117, 576321579, 960535965, 1344750351, 2241250585, 2881607895, 4034251053, 6723751755, 20171255265]

約数ペア:

[(1, 20171255265), (3, 6723751755), (5, 4034251053), (7, 2881607895), (9, 2241250585), (15, 1344750351), (21, 960535965), (35, 576321579), (45, 448250117), (63, 320178655), (105, 192107193), (313, 64444905), (315, 64035731), (939, 21481635), (1565, 12888981), (2191, 9206415), (2817, 7160545), (4695, 4296327), (6573, 3068805), (10955, 1841283), (14085, 1432109), (19719, 1022935), (32865, 613761), (98595, 204587)]