268529408

素因数分解:

$2^8\times 7^2\times {\mathrm{21407}}^1$

素因数の和:21437

約数の個数: 54

約数和(自身を含む): 623550816

約数和(自身を除く): 355021408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 21407, 42814, 85628, 149849, 171256, 299698, 342512, 599396, 685024, 1048943, 1198792, 1370048, 2097886, 2397584, 2740096, 4195772, 4795168, 5480192, 8391544, 9590336, 16783088, 19180672, 33566176, 38361344, 67132352, 134264704, 268529408]

約数ペア:

[(1, 268529408), (2, 134264704), (4, 67132352), (7, 38361344), (8, 33566176), (14, 19180672), (16, 16783088), (28, 9590336), (32, 8391544), (49, 5480192), (56, 4795168), (64, 4195772), (98, 2740096), (112, 2397584), (128, 2097886), (196, 1370048), (224, 1198792), (256, 1048943), (392, 685024), (448, 599396), (784, 342512), (896, 299698), (1568, 171256), (1792, 149849), (3136, 85628), (6272, 42814), (12544, 21407)]