28081872

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1$

素因数の和:2177

約数の個数: 120

約数和(自身を含む): 96771584

約数和(自身を除く): 68689712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2143, 2184, 3276, 4286, 4368, 6429, 6552, 8572, 12858, 13104, 15001, 17144, 19287, 25716, 27859, 30002, 34288, 38574, 45003, 51432, 55718, 60004, 77148, 83577, 90006, 102864, 111436, 120008, 135009, 154296, 167154, 180012, 195013, 222872, 240016, 250731, 270018, 308592, 334308, 360024, 390026, 445744, 501462, 540036, 585039, 668616, 720048, 780052, 1002924, 1080072, 1170078, 1337232, 1560104, 1755117, 2005848, 2160144, 2340156, 3120208, 3510234, 4011696, 4680312, 7020468, 9360624, 14040936, 28081872]

約数ペア:

[(1, 28081872), (2, 14040936), (3, 9360624), (4, 7020468), (6, 4680312), (7, 4011696), (8, 3510234), (9, 3120208), (12, 2340156), (13, 2160144), (14, 2005848), (16, 1755117), (18, 1560104), (21, 1337232), (24, 1170078), (26, 1080072), (28, 1002924), (36, 780052), (39, 720048), (42, 668616), (48, 585039), (52, 540036), (56, 501462), (63, 445744), (72, 390026), (78, 360024), (84, 334308), (91, 308592), (104, 270018), (112, 250731), (117, 240016), (126, 222872), (144, 195013), (156, 180012), (168, 167154), (182, 154296), (208, 135009), (234, 120008), (252, 111436), (273, 102864), (312, 90006), (336, 83577), (364, 77148), (468, 60004), (504, 55718), (546, 51432), (624, 45003), (728, 38574), (819, 34288), (936, 30002), (1008, 27859), (1092, 25716), (1456, 19287), (1638, 17144), (1872, 15001), (2143, 13104), (2184, 12858), (3276, 8572), (4286, 6552), (4368, 6429)]