2198799

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 32

約数和(自身を含む): 3502080

約数和(自身を除く): 1303281

約数列:

[1, 3, 9, 27, 31, 37, 71, 93, 111, 213, 279, 333, 639, 837, 999, 1147, 1917, 2201, 2627, 3441, 6603, 7881, 10323, 19809, 23643, 30969, 59427, 70929, 81437, 244311, 732933, 2198799]

約数ペア:

[(1, 2198799), (3, 732933), (9, 244311), (27, 81437), (31, 70929), (37, 59427), (71, 30969), (93, 23643), (111, 19809), (213, 10323), (279, 7881), (333, 6603), (639, 3441), (837, 2627), (999, 2201), (1147, 1917)]