13720784

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 35453088

約数和(自身を除く): 21732304

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 37, 43, 44, 49, 56, 74, 77, 86, 88, 98, 112, 148, 154, 172, 176, 196, 259, 296, 301, 308, 344, 392, 407, 473, 518, 539, 592, 602, 616, 688, 784, 814, 946, 1036, 1078, 1204, 1232, 1591, 1628, 1813, 1892, 2072, 2107, 2156, 2408, 2849, 3182, 3256, 3311, 3626, 3784, 4144, 4214, 4312, 4816, 5698, 6364, 6512, 6622, 7252, 7568, 8428, 8624, 11137, 11396, 12728, 13244, 14504, 16856, 17501, 19943, 22274, 22792, 23177, 25456, 26488, 29008, 33712, 35002, 39886, 44548, 45584, 46354, 52976, 70004, 77959, 79772, 89096, 92708, 122507, 140008, 155918, 159544, 178192, 185416, 245014, 280016, 311836, 319088, 370832, 490028, 623672, 857549, 980056, 1247344, 1715098, 1960112, 3430196, 6860392, 13720784]

約数ペア:

[(1, 13720784), (2, 6860392), (4, 3430196), (7, 1960112), (8, 1715098), (11, 1247344), (14, 980056), (16, 857549), (22, 623672), (28, 490028), (37, 370832), (43, 319088), (44, 311836), (49, 280016), (56, 245014), (74, 185416), (77, 178192), (86, 159544), (88, 155918), (98, 140008), (112, 122507), (148, 92708), (154, 89096), (172, 79772), (176, 77959), (196, 70004), (259, 52976), (296, 46354), (301, 45584), (308, 44548), (344, 39886), (392, 35002), (407, 33712), (473, 29008), (518, 26488), (539, 25456), (592, 23177), (602, 22792), (616, 22274), (688, 19943), (784, 17501), (814, 16856), (946, 14504), (1036, 13244), (1078, 12728), (1204, 11396), (1232, 11137), (1591, 8624), (1628, 8428), (1813, 7568), (1892, 7252), (2072, 6622), (2107, 6512), (2156, 6364), (2408, 5698), (2849, 4816), (3182, 4312), (3256, 4214), (3311, 4144), (3626, 3784)]