2017231209

素因数分解:

$3^6\times 7^1\times {\mathrm{395303}}^1$

素因数の和:395328

約数の個数: 28

約数和(自身を含む): 3456538176

約数和(自身を除く): 1439306967

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103, 395303, 1185909, 2767121, 3557727, 8301363, 10673181, 24904089, 32019543, 74712267, 96058629, 224136801, 288175887, 672410403, 2017231209]

約数ペア:

[(1, 2017231209), (3, 672410403), (7, 288175887), (9, 224136801), (21, 96058629), (27, 74712267), (63, 32019543), (81, 24904089), (189, 10673181), (243, 8301363), (567, 3557727), (729, 2767121), (1701, 1185909), (5103, 395303)]