12787712

素因数分解:

$2^{13}\times 7^1\times {\mathrm{223}}^1$

素因数の和:256

約数の個数: 56

約数和(自身を含む): 29358336

約数和(自身を除く): 16570624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 223, 224, 256, 446, 448, 512, 892, 896, 1024, 1561, 1784, 1792, 2048, 3122, 3568, 3584, 4096, 6244, 7136, 7168, 8192, 12488, 14272, 14336, 24976, 28544, 28672, 49952, 57088, 57344, 99904, 114176, 199808, 228352, 399616, 456704, 799232, 913408, 1598464, 1826816, 3196928, 6393856, 12787712]

約数ペア:

[(1, 12787712), (2, 6393856), (4, 3196928), (7, 1826816), (8, 1598464), (14, 913408), (16, 799232), (28, 456704), (32, 399616), (56, 228352), (64, 199808), (112, 114176), (128, 99904), (223, 57344), (224, 57088), (256, 49952), (446, 28672), (448, 28544), (512, 24976), (892, 14336), (896, 14272), (1024, 12488), (1561, 8192), (1784, 7168), (1792, 7136), (2048, 6244), (3122, 4096), (3568, 3584)]