26780193

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2437}}^1$

素因数の和:2494

約数の個数: 32

約数和(自身を含む): 44469120

約数和(自身を除く): 17688927

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 2437, 3663, 7311, 10989, 21933, 26807, 65799, 80421, 90169, 241263, 270507, 723789, 811521, 991859, 2434563, 2975577, 8926731, 26780193]

約数ペア:

[(1, 26780193), (3, 8926731), (9, 2975577), (11, 2434563), (27, 991859), (33, 811521), (37, 723789), (99, 270507), (111, 241263), (297, 90169), (333, 80421), (407, 65799), (999, 26807), (1221, 21933), (2437, 10989), (3663, 7311)]