28736512

素因数分解:

$2^{10}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 88

約数和(自身を含む): 69434240

約数和(自身を除く): 40697728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 211, 224, 256, 266, 304, 422, 448, 512, 532, 608, 844, 896, 1024, 1064, 1216, 1477, 1688, 1792, 2128, 2432, 2954, 3376, 3584, 4009, 4256, 4864, 5908, 6752, 7168, 8018, 8512, 9728, 11816, 13504, 16036, 17024, 19456, 23632, 27008, 28063, 32072, 34048, 47264, 54016, 56126, 64144, 68096, 94528, 108032, 112252, 128288, 136192, 189056, 216064, 224504, 256576, 378112, 449008, 513152, 756224, 898016, 1026304, 1512448, 1796032, 2052608, 3592064, 4105216, 7184128, 14368256, 28736512]

約数ペア:

[(1, 28736512), (2, 14368256), (4, 7184128), (7, 4105216), (8, 3592064), (14, 2052608), (16, 1796032), (19, 1512448), (28, 1026304), (32, 898016), (38, 756224), (56, 513152), (64, 449008), (76, 378112), (112, 256576), (128, 224504), (133, 216064), (152, 189056), (211, 136192), (224, 128288), (256, 112252), (266, 108032), (304, 94528), (422, 68096), (448, 64144), (512, 56126), (532, 54016), (608, 47264), (844, 34048), (896, 32072), (1024, 28063), (1064, 27008), (1216, 23632), (1477, 19456), (1688, 17024), (1792, 16036), (2128, 13504), (2432, 11816), (2954, 9728), (3376, 8512), (3584, 8018), (4009, 7168), (4256, 6752), (4864, 5908)]