42547318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{27239}}^1$

素因数の和:27323

約数の個数: 16

約数和(自身を含む): 70606080

約数和(自身を除く): 28058762

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 27239, 54478, 299629, 599258, 1933969, 3867938, 21273659, 42547318]

約数ペア:

[(1, 42547318), (2, 21273659), (11, 3867938), (22, 1933969), (71, 599258), (142, 299629), (781, 54478), (1562, 27239)]