28504359

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{281}}^1$

素因数の和:337

約数の個数: 48

約数和(自身を含む): 48481440

約数和(自身を除く): 19977081

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 281, 289, 351, 459, 663, 843, 867, 1989, 2529, 2601, 3653, 3757, 4777, 5967, 7587, 7803, 10959, 11271, 14331, 32877, 33813, 42993, 62101, 81209, 98631, 101439, 128979, 186303, 243627, 558909, 730881, 1055717, 1676727, 2192643, 3167151, 9501453, 28504359]

約数ペア:

[(1, 28504359), (3, 9501453), (9, 3167151), (13, 2192643), (17, 1676727), (27, 1055717), (39, 730881), (51, 558909), (117, 243627), (153, 186303), (221, 128979), (281, 101439), (289, 98631), (351, 81209), (459, 62101), (663, 42993), (843, 33813), (867, 32877), (1989, 14331), (2529, 11271), (2601, 10959), (3653, 7803), (3757, 7587), (4777, 5967)]