438623185

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 96

約数和(自身を含む): 737888256

約数和(自身を除く): 299265071

約数列:

[1, 5, 7, 11, 13, 31, 35, 55, 65, 77, 91, 121, 143, 155, 217, 257, 341, 385, 403, 455, 605, 715, 847, 1001, 1085, 1285, 1573, 1705, 1799, 2015, 2387, 2821, 2827, 3341, 3751, 4235, 4433, 5005, 7865, 7967, 8995, 11011, 11935, 14105, 14135, 16705, 18755, 19789, 22165, 23387, 26257, 31031, 31097, 36751, 39835, 48763, 55055, 55769, 87637, 98945, 103571, 116935, 131285, 155155, 155485, 183755, 217679, 243815, 257257, 278845, 341341, 404261, 438185, 517855, 613459, 724997, 964007, 1088395, 1139281, 1286285, 1706705, 2021305, 2829827, 3067295, 3624985, 4820035, 5696405, 6748049, 7974967, 12532091, 14149135, 33740245, 39874835, 62660455, 87724637, 438623185]

約数ペア:

[(1, 438623185), (5, 87724637), (7, 62660455), (11, 39874835), (13, 33740245), (31, 14149135), (35, 12532091), (55, 7974967), (65, 6748049), (77, 5696405), (91, 4820035), (121, 3624985), (143, 3067295), (155, 2829827), (217, 2021305), (257, 1706705), (341, 1286285), (385, 1139281), (403, 1088395), (455, 964007), (605, 724997), (715, 613459), (847, 517855), (1001, 438185), (1085, 404261), (1285, 341341), (1573, 278845), (1705, 257257), (1799, 243815), (2015, 217679), (2387, 183755), (2821, 155485), (2827, 155155), (3341, 131285), (3751, 116935), (4235, 103571), (4433, 98945), (5005, 87637), (7865, 55769), (7967, 55055), (8995, 48763), (11011, 39835), (11935, 36751), (14105, 31097), (14135, 31031), (16705, 26257), (18755, 23387), (19789, 22165)]