28169344

素因数分解:

$2^7\times 7^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 64872000

約数和(自身を除く): 36702656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 149, 211, 224, 298, 422, 448, 596, 844, 896, 1043, 1192, 1477, 1688, 2086, 2384, 2954, 3376, 4172, 4768, 5908, 6752, 8344, 9536, 11816, 13504, 16688, 19072, 23632, 27008, 31439, 33376, 47264, 62878, 66752, 94528, 125756, 133504, 189056, 220073, 251512, 440146, 503024, 880292, 1006048, 1760584, 2012096, 3521168, 4024192, 7042336, 14084672, 28169344]

約数ペア:

[(1, 28169344), (2, 14084672), (4, 7042336), (7, 4024192), (8, 3521168), (14, 2012096), (16, 1760584), (28, 1006048), (32, 880292), (56, 503024), (64, 440146), (112, 251512), (128, 220073), (149, 189056), (211, 133504), (224, 125756), (298, 94528), (422, 66752), (448, 62878), (596, 47264), (844, 33376), (896, 31439), (1043, 27008), (1192, 23632), (1477, 19072), (1688, 16688), (2086, 13504), (2384, 11816), (2954, 9536), (3376, 8344), (4172, 6752), (4768, 5908)]