1276408

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1027

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 1580552

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 991, 1288, 1982, 3964, 6937, 7928, 13874, 22793, 27748, 45586, 55496, 91172, 159551, 182344, 319102, 638204, 1276408]

約数ペア:

[(1, 1276408), (2, 638204), (4, 319102), (7, 182344), (8, 159551), (14, 91172), (23, 55496), (28, 45586), (46, 27748), (56, 22793), (92, 13874), (161, 7928), (184, 6937), (322, 3964), (644, 1982), (991, 1288)]