28405104

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:967

約数の個数: 120

約数和(自身を含む): 92025360

約数和(自身を除く): 63620256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 929, 1092, 1176, 1274, 1456, 1858, 1911, 2184, 2352, 2548, 2787, 3716, 3822, 4368, 5096, 5574, 6503, 7432, 7644, 10192, 11148, 12077, 13006, 14864, 15288, 19509, 22296, 24154, 26012, 30576, 36231, 39018, 44592, 45521, 48308, 52024, 72462, 78036, 84539, 91042, 96616, 104048, 136563, 144924, 156072, 169078, 182084, 193232, 253617, 273126, 289848, 312144, 338156, 364168, 507234, 546252, 579696, 591773, 676312, 728336, 1014468, 1092504, 1183546, 1352624, 1775319, 2028936, 2185008, 2367092, 3550638, 4057872, 4734184, 7101276, 9468368, 14202552, 28405104]

約数ペア:

[(1, 28405104), (2, 14202552), (3, 9468368), (4, 7101276), (6, 4734184), (7, 4057872), (8, 3550638), (12, 2367092), (13, 2185008), (14, 2028936), (16, 1775319), (21, 1352624), (24, 1183546), (26, 1092504), (28, 1014468), (39, 728336), (42, 676312), (48, 591773), (49, 579696), (52, 546252), (56, 507234), (78, 364168), (84, 338156), (91, 312144), (98, 289848), (104, 273126), (112, 253617), (147, 193232), (156, 182084), (168, 169078), (182, 156072), (196, 144924), (208, 136563), (273, 104048), (294, 96616), (312, 91042), (336, 84539), (364, 78036), (392, 72462), (546, 52024), (588, 48308), (624, 45521), (637, 44592), (728, 39018), (784, 36231), (929, 30576), (1092, 26012), (1176, 24154), (1274, 22296), (1456, 19509), (1858, 15288), (1911, 14864), (2184, 13006), (2352, 12077), (2548, 11148), (2787, 10192), (3716, 7644), (3822, 7432), (4368, 6503), (5096, 5574)]