28083456

素因数分解:

$2^8\times 3^3\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 88300800

約数和(自身を除く): 60217344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 239, 256, 272, 288, 306, 384, 408, 432, 459, 478, 544, 576, 612, 717, 768, 816, 864, 918, 956, 1088, 1152, 1224, 1434, 1632, 1728, 1836, 1912, 2151, 2176, 2304, 2448, 2868, 3264, 3456, 3672, 3824, 4063, 4302, 4352, 4896, 5736, 6453, 6528, 6912, 7344, 7648, 8126, 8604, 9792, 11472, 12189, 12906, 13056, 14688, 15296, 16252, 17208, 19584, 22944, 24378, 25812, 29376, 30592, 32504, 34416, 36567, 39168, 45888, 48756, 51624, 58752, 61184, 65008, 68832, 73134, 91776, 97512, 103248, 109701, 117504, 130016, 137664, 146268, 183552, 195024, 206496, 219402, 260032, 275328, 292536, 390048, 412992, 438804, 520064, 550656, 585072, 780096, 825984, 877608, 1040128, 1170144, 1560192, 1651968, 1755216, 2340288, 3120384, 3510432, 4680576, 7020864, 9361152, 14041728, 28083456]

約数ペア:

[(1, 28083456), (2, 14041728), (3, 9361152), (4, 7020864), (6, 4680576), (8, 3510432), (9, 3120384), (12, 2340288), (16, 1755216), (17, 1651968), (18, 1560192), (24, 1170144), (27, 1040128), (32, 877608), (34, 825984), (36, 780096), (48, 585072), (51, 550656), (54, 520064), (64, 438804), (68, 412992), (72, 390048), (96, 292536), (102, 275328), (108, 260032), (128, 219402), (136, 206496), (144, 195024), (153, 183552), (192, 146268), (204, 137664), (216, 130016), (239, 117504), (256, 109701), (272, 103248), (288, 97512), (306, 91776), (384, 73134), (408, 68832), (432, 65008), (459, 61184), (478, 58752), (544, 51624), (576, 48756), (612, 45888), (717, 39168), (768, 36567), (816, 34416), (864, 32504), (918, 30592), (956, 29376), (1088, 25812), (1152, 24378), (1224, 22944), (1434, 19584), (1632, 17208), (1728, 16252), (1836, 15296), (1912, 14688), (2151, 13056), (2176, 12906), (2304, 12189), (2448, 11472), (2868, 9792), (3264, 8604), (3456, 8126), (3672, 7648), (3824, 7344), (4063, 6912), (4302, 6528), (4352, 6453), (4896, 5736)]