138495745

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{6689}}^1$

素因数の和:6836

約数の個数: 16

約数和(自身を含む): 171959760

約数和(自身を除く): 33464015

約数列:

[1, 5, 41, 101, 205, 505, 4141, 6689, 20705, 33445, 274249, 675589, 1371245, 3377945, 27699149, 138495745]

約数ペア:

[(1, 138495745), (5, 27699149), (41, 3377945), (101, 1371245), (205, 675589), (505, 274249), (4141, 33445), (6689, 20705)]