388520715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 733598208

約数和(自身を除く): 345077493

約数列:

[1, 3, 5, 11, 15, 23, 33, 41, 55, 69, 115, 121, 123, 165, 205, 227, 253, 345, 363, 451, 605, 615, 681, 759, 943, 1135, 1265, 1353, 1815, 2255, 2497, 2783, 2829, 3405, 3795, 4715, 4961, 5221, 6765, 7491, 8349, 9307, 10373, 12485, 13915, 14145, 14883, 15663, 24805, 26105, 27467, 27921, 31119, 37455, 41745, 46535, 51865, 57431, 74415, 78315, 82401, 102377, 114103, 137335, 139605, 155595, 172293, 214061, 287155, 307131, 342309, 412005, 511885, 570515, 631741, 642183, 861465, 1070305, 1126147, 1535655, 1711545, 1895223, 2354671, 3158705, 3210915, 3378441, 5630735, 7064013, 9476115, 11773355, 16892205, 25901381, 35320065, 77704143, 129506905, 388520715]

約数ペア:

[(1, 388520715), (3, 129506905), (5, 77704143), (11, 35320065), (15, 25901381), (23, 16892205), (33, 11773355), (41, 9476115), (55, 7064013), (69, 5630735), (115, 3378441), (121, 3210915), (123, 3158705), (165, 2354671), (205, 1895223), (227, 1711545), (253, 1535655), (345, 1126147), (363, 1070305), (451, 861465), (605, 642183), (615, 631741), (681, 570515), (759, 511885), (943, 412005), (1135, 342309), (1265, 307131), (1353, 287155), (1815, 214061), (2255, 172293), (2497, 155595), (2783, 139605), (2829, 137335), (3405, 114103), (3795, 102377), (4715, 82401), (4961, 78315), (5221, 74415), (6765, 57431), (7491, 51865), (8349, 46535), (9307, 41745), (10373, 37455), (12485, 31119), (13915, 27921), (14145, 27467), (14883, 26105), (15663, 24805)]