399442056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 1124323200

約数和(自身を除く): 724881144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 131, 156, 174, 232, 262, 312, 337, 348, 377, 393, 524, 674, 696, 754, 786, 1011, 1048, 1131, 1348, 1508, 1572, 1703, 2022, 2262, 2696, 3016, 3144, 3406, 3799, 4044, 4381, 4524, 5109, 6812, 7598, 8088, 8762, 9048, 9773, 10218, 11397, 13143, 13624, 15196, 17524, 19546, 20436, 22794, 26286, 29319, 30392, 35048, 39092, 40872, 44147, 45588, 49387, 52572, 58638, 78184, 88294, 91176, 98774, 105144, 117276, 127049, 132441, 148161, 176588, 197548, 234552, 254098, 264882, 296322, 353176, 381147, 395096, 508196, 529764, 573911, 592644, 762294, 1016392, 1059528, 1147822, 1185288, 1280263, 1524588, 1721733, 2295644, 2560526, 3049176, 3443466, 3840789, 4591288, 5121052, 6886932, 7681578, 10242104, 13773864, 15363156, 16643419, 30726312, 33286838, 49930257, 66573676, 99860514, 133147352, 199721028, 399442056]

約数ペア:

[(1, 399442056), (2, 199721028), (3, 133147352), (4, 99860514), (6, 66573676), (8, 49930257), (12, 33286838), (13, 30726312), (24, 16643419), (26, 15363156), (29, 13773864), (39, 10242104), (52, 7681578), (58, 6886932), (78, 5121052), (87, 4591288), (104, 3840789), (116, 3443466), (131, 3049176), (156, 2560526), (174, 2295644), (232, 1721733), (262, 1524588), (312, 1280263), (337, 1185288), (348, 1147822), (377, 1059528), (393, 1016392), (524, 762294), (674, 592644), (696, 573911), (754, 529764), (786, 508196), (1011, 395096), (1048, 381147), (1131, 353176), (1348, 296322), (1508, 264882), (1572, 254098), (1703, 234552), (2022, 197548), (2262, 176588), (2696, 148161), (3016, 132441), (3144, 127049), (3406, 117276), (3799, 105144), (4044, 98774), (4381, 91176), (4524, 88294), (5109, 78184), (6812, 58638), (7598, 52572), (8088, 49387), (8762, 45588), (9048, 44147), (9773, 40872), (10218, 39092), (11397, 35048), (13143, 30392), (13624, 29319), (15196, 26286), (17524, 22794), (19546, 20436)]