86243975

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 113773968

約数和(自身を除く): 27529993

約数列:

[1, 5, 17, 25, 85, 307, 425, 661, 1535, 3305, 5219, 7675, 11237, 16525, 26095, 56185, 130475, 202927, 280925, 1014635, 3449759, 5073175, 17248795, 86243975]

約数ペア:

[(1, 86243975), (5, 17248795), (17, 5073175), (25, 3449759), (85, 1014635), (307, 280925), (425, 202927), (661, 130475), (1535, 56185), (3305, 26095), (5219, 16525), (7675, 11237)]