28926128

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 71352576

約数和(自身を除く): 42426448

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 308, 371, 424, 443, 583, 616, 742, 848, 886, 1166, 1232, 1484, 1772, 2332, 2968, 3101, 3544, 4081, 4664, 4873, 5936, 6202, 7088, 8162, 9328, 9746, 12404, 16324, 19492, 23479, 24808, 32648, 34111, 38984, 46958, 49616, 65296, 68222, 77968, 93916, 136444, 164353, 187832, 258269, 272888, 328706, 375664, 516538, 545776, 657412, 1033076, 1314824, 1807883, 2066152, 2629648, 3615766, 4132304, 7231532, 14463064, 28926128]

約数ペア:

[(1, 28926128), (2, 14463064), (4, 7231532), (7, 4132304), (8, 3615766), (11, 2629648), (14, 2066152), (16, 1807883), (22, 1314824), (28, 1033076), (44, 657412), (53, 545776), (56, 516538), (77, 375664), (88, 328706), (106, 272888), (112, 258269), (154, 187832), (176, 164353), (212, 136444), (308, 93916), (371, 77968), (424, 68222), (443, 65296), (583, 49616), (616, 46958), (742, 38984), (848, 34111), (886, 32648), (1166, 24808), (1232, 23479), (1484, 19492), (1772, 16324), (2332, 12404), (2968, 9746), (3101, 9328), (3544, 8162), (4081, 7088), (4664, 6202), (4873, 5936)]