51142179

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 79478784

約数和(自身を除く): 28336605

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 759, 989, 1419, 1567, 2967, 4701, 10879, 17237, 32637, 36041, 51711, 67381, 108123, 202143, 396451, 741191, 1189353, 1549763, 2223573, 4649289, 17047393, 51142179]

約数ペア:

[(1, 51142179), (3, 17047393), (11, 4649289), (23, 2223573), (33, 1549763), (43, 1189353), (69, 741191), (129, 396451), (253, 202143), (473, 108123), (759, 67381), (989, 51711), (1419, 36041), (1567, 32637), (2967, 17237), (4701, 10879)]