28389339

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1567}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 46663680

約数和(自身を除く): 18274341

約数列:

[1, 3, 9, 11, 27, 33, 61, 99, 183, 297, 549, 671, 1567, 1647, 2013, 4701, 6039, 14103, 17237, 18117, 42309, 51711, 95587, 155133, 286761, 465399, 860283, 1051457, 2580849, 3154371, 9463113, 28389339]

約数ペア:

[(1, 28389339), (3, 9463113), (9, 3154371), (11, 2580849), (27, 1051457), (33, 860283), (61, 465399), (99, 286761), (183, 155133), (297, 95587), (549, 51711), (671, 42309), (1567, 18117), (1647, 17237), (2013, 14103), (4701, 6039)]