42778771

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 50464000

約数和(自身を除く): 7685229

約数列:

[1, 7, 37, 259, 331, 499, 2317, 3493, 12247, 18463, 85729, 129241, 165169, 1156183, 6111253, 42778771]

約数ペア:

[(1, 42778771), (7, 6111253), (37, 1156183), (259, 165169), (331, 129241), (499, 85729), (2317, 18463), (3493, 12247)]