1597239

素因数分解:

$3^6\times 7^1\times {\mathrm{313}}^1$

素因数の和:338

約数の個数: 28

約数和(自身を含む): 2745616

約数和(自身を除く): 1148377

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 313, 567, 729, 939, 1701, 2191, 2817, 5103, 6573, 8451, 19719, 25353, 59157, 76059, 177471, 228177, 532413, 1597239]

約数ペア:

[(1, 1597239), (3, 532413), (7, 228177), (9, 177471), (21, 76059), (27, 59157), (63, 25353), (81, 19719), (189, 8451), (243, 6573), (313, 5103), (567, 2817), (729, 2191), (939, 1701)]