7792281

素因数分解:

$3^7\times 7^1\times {\mathrm{509}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 13382400

約数和(自身を除く): 5590119

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 509, 567, 729, 1527, 1701, 2187, 3563, 4581, 5103, 10689, 13743, 15309, 32067, 41229, 96201, 123687, 288603, 371061, 865809, 1113183, 2597427, 7792281]

約数ペア:

[(1, 7792281), (3, 2597427), (7, 1113183), (9, 865809), (21, 371061), (27, 288603), (63, 123687), (81, 96201), (189, 41229), (243, 32067), (509, 15309), (567, 13743), (729, 10689), (1527, 5103), (1701, 4581), (2187, 3563)]