28612155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13339}}^1$

素因数の和:13371

約数の個数: 32

約数和(自身を含む): 53786880

約数和(自身を除く): 25174725

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 13339, 40017, 66695, 146729, 173407, 200085, 440187, 520221, 733645, 867035, 1907477, 2200935, 2601105, 5722431, 9537385, 28612155]

約数ペア:

[(1, 28612155), (3, 9537385), (5, 5722431), (11, 2601105), (13, 2200935), (15, 1907477), (33, 867035), (39, 733645), (55, 520221), (65, 440187), (143, 200085), (165, 173407), (195, 146729), (429, 66695), (715, 40017), (2145, 13339)]