28718144

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4931}}^1$

素因数の和:4963

約数の個数: 56

約数和(自身を含む): 70152768

約数和(自身を除く): 41434624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 4931, 5824, 9862, 19724, 34517, 39448, 64103, 69034, 78896, 128206, 138068, 157792, 256412, 276136, 315584, 448721, 512824, 552272, 897442, 1025648, 1104544, 1794884, 2051296, 2209088, 3589768, 4102592, 7179536, 14359072, 28718144]

約数ペア:

[(1, 28718144), (2, 14359072), (4, 7179536), (7, 4102592), (8, 3589768), (13, 2209088), (14, 2051296), (16, 1794884), (26, 1104544), (28, 1025648), (32, 897442), (52, 552272), (56, 512824), (64, 448721), (91, 315584), (104, 276136), (112, 256412), (182, 157792), (208, 138068), (224, 128206), (364, 78896), (416, 69034), (448, 64103), (728, 39448), (832, 34517), (1456, 19724), (2912, 9862), (4931, 5824)]