28519008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 90768384

約数和(自身を除く): 62249376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 37, 42, 48, 56, 62, 74, 84, 93, 96, 111, 112, 124, 148, 168, 186, 217, 222, 224, 248, 259, 296, 336, 372, 434, 444, 496, 518, 592, 651, 672, 744, 777, 868, 888, 992, 1036, 1147, 1184, 1302, 1369, 1488, 1554, 1736, 1776, 2072, 2294, 2604, 2738, 2976, 3108, 3441, 3472, 3552, 4107, 4144, 4588, 5208, 5476, 6216, 6882, 6944, 8029, 8214, 8288, 9176, 9583, 10416, 10952, 12432, 13764, 16058, 16428, 18352, 19166, 20832, 21904, 24087, 24864, 27528, 28749, 32116, 32856, 36704, 38332, 42439, 43808, 48174, 55056, 57498, 64232, 65712, 76664, 84878, 96348, 110112, 114996, 127317, 128464, 131424, 153328, 169756, 192696, 229992, 254634, 256928, 297073, 306656, 339512, 385392, 459984, 509268, 594146, 679024, 770784, 891219, 919968, 1018536, 1188292, 1358048, 1782438, 2037072, 2376584, 3564876, 4074144, 4753168, 7129752, 9506336, 14259504, 28519008]

約数ペア:

[(1, 28519008), (2, 14259504), (3, 9506336), (4, 7129752), (6, 4753168), (7, 4074144), (8, 3564876), (12, 2376584), (14, 2037072), (16, 1782438), (21, 1358048), (24, 1188292), (28, 1018536), (31, 919968), (32, 891219), (37, 770784), (42, 679024), (48, 594146), (56, 509268), (62, 459984), (74, 385392), (84, 339512), (93, 306656), (96, 297073), (111, 256928), (112, 254634), (124, 229992), (148, 192696), (168, 169756), (186, 153328), (217, 131424), (222, 128464), (224, 127317), (248, 114996), (259, 110112), (296, 96348), (336, 84878), (372, 76664), (434, 65712), (444, 64232), (496, 57498), (518, 55056), (592, 48174), (651, 43808), (672, 42439), (744, 38332), (777, 36704), (868, 32856), (888, 32116), (992, 28749), (1036, 27528), (1147, 24864), (1184, 24087), (1302, 21904), (1369, 20832), (1488, 19166), (1554, 18352), (1736, 16428), (1776, 16058), (2072, 13764), (2294, 12432), (2604, 10952), (2738, 10416), (2976, 9583), (3108, 9176), (3441, 8288), (3472, 8214), (3552, 8029), (4107, 6944), (4144, 6882), (4588, 6216), (5208, 5476)]