28469168

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19553}}^1$

素因数の和:19581

約数の個数: 40

約数和(自身を含む): 67891488

約数和(自身を除く): 39422320

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19553, 39106, 78212, 136871, 156424, 254189, 273742, 312848, 508378, 547484, 1016756, 1094968, 1779323, 2033512, 2189936, 3558646, 4067024, 7117292, 14234584, 28469168]

約数ペア:

[(1, 28469168), (2, 14234584), (4, 7117292), (7, 4067024), (8, 3558646), (13, 2189936), (14, 2033512), (16, 1779323), (26, 1094968), (28, 1016756), (52, 547484), (56, 508378), (91, 312848), (104, 273742), (112, 254189), (182, 156424), (208, 136871), (364, 78212), (728, 39106), (1456, 19553)]