214750004

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{19319}}^1$

素因数の和:19727

約数の個数: 24

約数和(自身を含む): 430604160

約数和(自身を除く): 215854156

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 19319, 38638, 77276, 135233, 270466, 540932, 7669643, 15339286, 30678572, 53687501, 107375002, 214750004]

約数ペア:

[(1, 214750004), (2, 107375002), (4, 53687501), (7, 30678572), (14, 15339286), (28, 7669643), (397, 540932), (794, 270466), (1588, 135233), (2779, 77276), (5558, 38638), (11116, 19319)]