2191725675

素因数分解:

$3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{29789}}^1$

素因数の和:29917

約数の個数: 48

約数和(自身を含む): 4063356000

約数和(自身を除く): 1871630325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 135, 225, 327, 545, 675, 981, 1635, 2725, 2943, 4905, 8175, 14715, 24525, 29789, 73575, 89367, 148945, 268101, 446835, 744725, 804303, 1340505, 2234175, 3247001, 4021515, 6702525, 9741003, 16235005, 20107575, 29223009, 48705015, 81175025, 87669027, 146115045, 243525075, 438345135, 730575225, 2191725675]

約数ペア:

[(1, 2191725675), (3, 730575225), (5, 438345135), (9, 243525075), (15, 146115045), (25, 87669027), (27, 81175025), (45, 48705015), (75, 29223009), (109, 20107575), (135, 16235005), (225, 9741003), (327, 6702525), (545, 4021515), (675, 3247001), (981, 2234175), (1635, 1340505), (2725, 804303), (2943, 744725), (4905, 446835), (8175, 268101), (14715, 148945), (24525, 89367), (29789, 73575)]