135871855

素因数分解:

$5^1\times 7^2\times {\mathrm{661}}^1\times {\mathrm{839}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 190179360

約数和(自身を除く): 54307505

約数列:

[1, 5, 7, 35, 49, 245, 661, 839, 3305, 4195, 4627, 5873, 23135, 29365, 32389, 41111, 161945, 205555, 554579, 2772895, 3882053, 19410265, 27174371, 135871855]

約数ペア:

[(1, 135871855), (5, 27174371), (7, 19410265), (35, 3882053), (49, 2772895), (245, 554579), (661, 205555), (839, 161945), (3305, 41111), (4195, 32389), (4627, 29365), (5873, 23135)]