814971938

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{521749}}^1$

素因数の和:521833

約数の個数: 16

約数和(自身を含む): 1352376000

約数和(自身を除く): 537404062

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 521749, 1043498, 5739239, 11478478, 37044179, 74088358, 407485969, 814971938]

約数ペア:

[(1, 814971938), (2, 407485969), (11, 74088358), (22, 37044179), (71, 11478478), (142, 5739239), (781, 1043498), (1562, 521749)]