180189807

素因数分解:

$3^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{2767}}^1$

素因数の和:3227

約数の個数: 24

約数和(自身を含む): 280210176

約数和(自身を除く): 100020369

約数列:

[1, 3, 7, 21, 49, 147, 443, 1329, 2767, 3101, 8301, 9303, 19369, 21707, 58107, 65121, 135583, 406749, 1225781, 3677343, 8580467, 25741401, 60063269, 180189807]

約数ペア:

[(1, 180189807), (3, 60063269), (7, 25741401), (21, 8580467), (49, 3677343), (147, 1225781), (443, 406749), (1329, 135583), (2767, 65121), (3101, 58107), (8301, 21707), (9303, 19369)]