81789075

素因数分解:

$3^3\times 5^2\times {\mathrm{121169}}^1$

素因数の和:121188

約数の個数: 24

約数和(自身を含む): 150250800

約数和(自身を除く): 68461725

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 121169, 363507, 605845, 1090521, 1817535, 3029225, 3271563, 5452605, 9087675, 16357815, 27263025, 81789075]

約数ペア:

[(1, 81789075), (3, 27263025), (5, 16357815), (9, 9087675), (15, 5452605), (25, 3271563), (27, 3029225), (45, 1817535), (75, 1090521), (135, 605845), (225, 363507), (675, 121169)]