49811391

素因数分解:

$3^2\times 7^2\times {\mathrm{112951}}^1$

素因数の和:112971

約数の個数: 18

約数和(自身を含む): 83697432

約数和(自身を除く): 33886041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 112951, 338853, 790657, 1016559, 2371971, 5534599, 7115913, 16603797, 49811391]

約数ペア:

[(1, 49811391), (3, 16603797), (7, 7115913), (9, 5534599), (21, 2371971), (49, 1016559), (63, 790657), (147, 338853), (441, 112951)]