28820151

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1697}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 46457280

約数和(自身を除く): 17637129

約数列:

[1, 3, 9, 17, 27, 37, 51, 111, 153, 333, 459, 629, 999, 1697, 1887, 5091, 5661, 15273, 16983, 28849, 45819, 62789, 86547, 188367, 259641, 565101, 778923, 1067413, 1695303, 3202239, 9606717, 28820151]

約数ペア:

[(1, 28820151), (3, 9606717), (9, 3202239), (17, 1695303), (27, 1067413), (37, 778923), (51, 565101), (111, 259641), (153, 188367), (333, 86547), (459, 62789), (629, 45819), (999, 28849), (1697, 16983), (1887, 15273), (5091, 5661)]