128786674

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{72109}}^1$

素因数の和:72177

約数の個数: 16

約数和(自身を含む): 207676800

約数和(自身を除く): 78890126

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 72109, 144218, 1370071, 2740142, 3389123, 6778246, 64393337, 128786674]

約数ペア:

[(1, 128786674), (2, 64393337), (19, 6778246), (38, 3389123), (47, 2740142), (94, 1370071), (893, 144218), (1786, 72109)]