128387678

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1\times {\mathrm{997}}^1$

素因数の和:1128

約数の個数: 24

約数和(自身を含む): 202166856

約数和(自身を除く): 73779178

約数列:

[1, 2, 31, 62, 67, 134, 961, 997, 1922, 1994, 2077, 4154, 30907, 61814, 64387, 66799, 128774, 133598, 958117, 1916234, 2070769, 4141538, 64193839, 128387678]

約数ペア:

[(1, 128387678), (2, 64193839), (31, 4141538), (62, 2070769), (67, 1916234), (134, 958117), (961, 133598), (997, 128774), (1922, 66799), (1994, 64387), (2077, 61814), (4154, 30907)]