278175087

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4349}}^1$

素因数の和:4484

約数の個数: 32

約数和(自身を含む): 434304000

約数和(自身を除く): 156128913

約数列:

[1, 3, 9, 23, 27, 69, 103, 207, 309, 621, 927, 2369, 2781, 4349, 7107, 13047, 21321, 39141, 63963, 100027, 117423, 300081, 447947, 900243, 1343841, 2700729, 4031523, 10302781, 12094569, 30908343, 92725029, 278175087]

約数ペア:

[(1, 278175087), (3, 92725029), (9, 30908343), (23, 12094569), (27, 10302781), (69, 4031523), (103, 2700729), (207, 1343841), (309, 900243), (621, 447947), (927, 300081), (2369, 117423), (2781, 100027), (4349, 63963), (7107, 39141), (13047, 21321)]