28516293

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 49593600

約数和(自身を除く): 21077307

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 59, 81, 117, 153, 177, 221, 243, 351, 459, 531, 663, 729, 767, 1003, 1053, 1377, 1593, 1989, 2187, 2301, 3009, 3159, 4131, 4779, 5967, 6903, 9027, 9477, 12393, 13039, 14337, 17901, 20709, 27081, 28431, 37179, 39117, 43011, 53703, 62127, 81243, 117351, 129033, 161109, 186381, 243729, 352053, 483327, 559143, 731187, 1056159, 1677429, 2193561, 3168477, 9505431, 28516293]

約数ペア:

[(1, 28516293), (3, 9505431), (9, 3168477), (13, 2193561), (17, 1677429), (27, 1056159), (39, 731187), (51, 559143), (59, 483327), (81, 352053), (117, 243729), (153, 186381), (177, 161109), (221, 129033), (243, 117351), (351, 81243), (459, 62127), (531, 53703), (663, 43011), (729, 39117), (767, 37179), (1003, 28431), (1053, 27081), (1377, 20709), (1593, 17901), (1989, 14337), (2187, 13039), (2301, 12393), (3009, 9477), (3159, 9027), (4131, 6903), (4779, 5967)]