2555361

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1499679

約数列:

[1, 3, 9, 27, 31, 43, 71, 93, 129, 213, 279, 387, 639, 837, 1161, 1333, 1917, 2201, 3053, 3999, 6603, 9159, 11997, 19809, 27477, 35991, 59427, 82431, 94643, 283929, 851787, 2555361]

約数ペア:

[(1, 2555361), (3, 851787), (9, 283929), (27, 94643), (31, 82431), (43, 59427), (71, 35991), (93, 27477), (129, 19809), (213, 11997), (279, 9159), (387, 6603), (639, 3999), (837, 3053), (1161, 2201), (1333, 1917)]