28353807

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 40

約数和(自身を含む): 45738000

約数和(自身を除く): 17384193

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 349, 459, 531, 1003, 1047, 1377, 1593, 3009, 3141, 4779, 5933, 9027, 9423, 17799, 20591, 27081, 28269, 53397, 61773, 81243, 160191, 185319, 350047, 480573, 555957, 1050141, 1667871, 3150423, 9451269, 28353807]

約数ペア:

[(1, 28353807), (3, 9451269), (9, 3150423), (17, 1667871), (27, 1050141), (51, 555957), (59, 480573), (81, 350047), (153, 185319), (177, 160191), (349, 81243), (459, 61773), (531, 53397), (1003, 28269), (1047, 27081), (1377, 20591), (1593, 17799), (3009, 9423), (3141, 9027), (4779, 5933)]