87169887

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{4507}}^1$

素因数の和:4827

約数の個数: 24

約数和(自身を含む): 144400256

約数和(自身を除く): 57230369

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 4507, 6447, 13521, 19341, 31549, 40563, 94647, 283941, 1383649, 4150947, 9685543, 12452841, 29056629, 87169887]

約数ペア:

[(1, 87169887), (3, 29056629), (7, 12452841), (9, 9685543), (21, 4150947), (63, 1383649), (307, 283941), (921, 94647), (2149, 40563), (2763, 31549), (4507, 19341), (6447, 13521)]