28001078

素因数分解:

$2^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{3697}}^1$

素因数の和:4247

約数の個数: 16

約数和(自身を含む): 48103584

約数和(自身を除く): 20102506

約数列:

[1, 2, 7, 14, 541, 1082, 3697, 3787, 7394, 7574, 25879, 51758, 2000077, 4000154, 14000539, 28001078]

約数ペア:

[(1, 28001078), (2, 14000539), (7, 4000154), (14, 2000077), (541, 51758), (1082, 25879), (3697, 7574), (3787, 7394)]