220195827

素因数分解:

$3^4\times {\mathrm{1069}}^1\times {\mathrm{2543}}^1$

素因数の和:3624

約数の個数: 20

約数和(自身を含む): 329371680

約数和(自身を除く): 109175853

約数列:

[1, 3, 9, 27, 81, 1069, 2543, 3207, 7629, 9621, 22887, 28863, 68661, 86589, 205983, 2718467, 8155401, 24466203, 73398609, 220195827]

約数ペア:

[(1, 220195827), (3, 73398609), (9, 24466203), (27, 8155401), (81, 2718467), (1069, 205983), (2543, 86589), (3207, 68661), (7629, 28863), (9621, 22887)]