249843609

素因数分解:

$3^6\times {\mathrm{107}}^1\times {\mathrm{3203}}^1$

素因数の和:3328

約数の個数: 28

約数和(自身を含む): 378212976

約数和(自身を除く): 128369367

約数列:

[1, 3, 9, 27, 81, 107, 243, 321, 729, 963, 2889, 3203, 8667, 9609, 26001, 28827, 78003, 86481, 259443, 342721, 778329, 1028163, 2334987, 3084489, 9253467, 27760401, 83281203, 249843609]

約数ペア:

[(1, 249843609), (3, 83281203), (9, 27760401), (27, 9253467), (81, 3084489), (107, 2334987), (243, 1028163), (321, 778329), (729, 342721), (963, 259443), (2889, 86481), (3203, 78003), (8667, 28827), (9609, 26001)]