1379689976

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{253993}}^1$

素因数の和:254103

約数の個数: 32

約数和(自身を含む): 2986969440

約数和(自身を除く): 1607279464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 253993, 507986, 1015972, 1777951, 2031944, 3555902, 7111804, 14223608, 24637321, 49274642, 98549284, 172461247, 197098568, 344922494, 689844988, 1379689976]

約数ペア:

[(1, 1379689976), (2, 689844988), (4, 344922494), (7, 197098568), (8, 172461247), (14, 98549284), (28, 49274642), (56, 24637321), (97, 14223608), (194, 7111804), (388, 3555902), (679, 2031944), (776, 1777951), (1358, 1015972), (2716, 507986), (5432, 253993)]