51787701

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8839}}^1$

素因数の和:8886

約数の個数: 32

約数和(自身を含む): 90521600

約数和(自身を除く): 38733899

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 8839, 26517, 61873, 79551, 185619, 238653, 274009, 556857, 822027, 1670571, 1918063, 2466081, 5754189, 7398243, 17262567, 51787701]

約数ペア:

[(1, 51787701), (3, 17262567), (7, 7398243), (9, 5754189), (21, 2466081), (27, 1918063), (31, 1670571), (63, 822027), (93, 556857), (189, 274009), (217, 238653), (279, 185619), (651, 79551), (837, 61873), (1953, 26517), (5859, 8839)]