28931616

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 95606784

約数和(自身を除く): 66675168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 113, 126, 127, 144, 168, 224, 226, 252, 254, 288, 336, 339, 381, 452, 504, 508, 672, 678, 762, 791, 889, 904, 1008, 1016, 1017, 1143, 1356, 1524, 1582, 1778, 1808, 2016, 2032, 2034, 2286, 2373, 2667, 2712, 3048, 3164, 3556, 3616, 4064, 4068, 4572, 4746, 5334, 5424, 6096, 6328, 7112, 7119, 8001, 8136, 9144, 9492, 10668, 10848, 12192, 12656, 14224, 14238, 14351, 16002, 16272, 18288, 18984, 21336, 25312, 28448, 28476, 28702, 32004, 32544, 36576, 37968, 42672, 43053, 56952, 57404, 64008, 75936, 85344, 86106, 100457, 113904, 114808, 128016, 129159, 172212, 200914, 227808, 229616, 256032, 258318, 301371, 344424, 401828, 459232, 516636, 602742, 688848, 803656, 904113, 1033272, 1205484, 1377696, 1607312, 1808226, 2066544, 2410968, 3214624, 3616452, 4133088, 4821936, 7232904, 9643872, 14465808, 28931616]

約数ペア:

[(1, 28931616), (2, 14465808), (3, 9643872), (4, 7232904), (6, 4821936), (7, 4133088), (8, 3616452), (9, 3214624), (12, 2410968), (14, 2066544), (16, 1808226), (18, 1607312), (21, 1377696), (24, 1205484), (28, 1033272), (32, 904113), (36, 803656), (42, 688848), (48, 602742), (56, 516636), (63, 459232), (72, 401828), (84, 344424), (96, 301371), (112, 258318), (113, 256032), (126, 229616), (127, 227808), (144, 200914), (168, 172212), (224, 129159), (226, 128016), (252, 114808), (254, 113904), (288, 100457), (336, 86106), (339, 85344), (381, 75936), (452, 64008), (504, 57404), (508, 56952), (672, 43053), (678, 42672), (762, 37968), (791, 36576), (889, 32544), (904, 32004), (1008, 28702), (1016, 28476), (1017, 28448), (1143, 25312), (1356, 21336), (1524, 18984), (1582, 18288), (1778, 16272), (1808, 16002), (2016, 14351), (2032, 14238), (2034, 14224), (2286, 12656), (2373, 12192), (2667, 10848), (2712, 10668), (3048, 9492), (3164, 9144), (3556, 8136), (3616, 8001), (4064, 7119), (4068, 7112), (4572, 6328), (4746, 6096), (5334, 5424)]