197789144

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{153563}}^1$

素因数の和:153599

約数の個数: 32

約数和(自身を含む): 442264320

約数和(自身を除く): 244475176

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 153563, 307126, 614252, 1074941, 1228504, 2149882, 3531949, 4299764, 7063898, 8599528, 14127796, 24723643, 28255592, 49447286, 98894572, 197789144]

約数ペア:

[(1, 197789144), (2, 98894572), (4, 49447286), (7, 28255592), (8, 24723643), (14, 14127796), (23, 8599528), (28, 7063898), (46, 4299764), (56, 3531949), (92, 2149882), (161, 1228504), (184, 1074941), (322, 614252), (644, 307126), (1288, 153563)]