64213369

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 82736640

約数和(自身を除く): 18523271

約数列:

[1, 11, 17, 19, 31, 53, 121, 187, 209, 323, 341, 527, 583, 589, 901, 1007, 1643, 2057, 2299, 3553, 3751, 5797, 6413, 6479, 9911, 10013, 11077, 17119, 18073, 27931, 31217, 39083, 63767, 71269, 109021, 110143, 121847, 188309, 198803, 307241, 343387, 530689, 1211573, 2071399, 3379651, 3777257, 5837579, 64213369]

約数ペア:

[(1, 64213369), (11, 5837579), (17, 3777257), (19, 3379651), (31, 2071399), (53, 1211573), (121, 530689), (187, 343387), (209, 307241), (323, 198803), (341, 188309), (527, 121847), (583, 110143), (589, 109021), (901, 71269), (1007, 63767), (1643, 39083), (2057, 31217), (2299, 27931), (3553, 18073), (3751, 17119), (5797, 11077), (6413, 10013), (6479, 9911)]