127979656

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73721}}^1$

素因数の和:73765

約数の個数: 32

約数和(自身を含む): 283092480

約数和(自身を除く): 155112824

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 73721, 147442, 294884, 516047, 589768, 1032094, 2064188, 2285351, 4128376, 4570702, 9141404, 15997457, 18282808, 31994914, 63989828, 127979656]

約数ペア:

[(1, 127979656), (2, 63989828), (4, 31994914), (7, 18282808), (8, 15997457), (14, 9141404), (28, 4570702), (31, 4128376), (56, 2285351), (62, 2064188), (124, 1032094), (217, 589768), (248, 516047), (434, 294884), (868, 147442), (1736, 73721)]