9843687

素因数分解:

$3^7\times 7^1\times {\mathrm{643}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 16898560

約数和(自身を除く): 7054873

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 643, 729, 1701, 1929, 2187, 4501, 5103, 5787, 13503, 15309, 17361, 40509, 52083, 121527, 156249, 364581, 468747, 1093743, 1406241, 3281229, 9843687]

約数ペア:

[(1, 9843687), (3, 3281229), (7, 1406241), (9, 1093743), (21, 468747), (27, 364581), (63, 156249), (81, 121527), (189, 52083), (243, 40509), (567, 17361), (643, 15309), (729, 13503), (1701, 5787), (1929, 5103), (2187, 4501)]