9968427

素因数分解:

$3^4\times 7^1\times {\mathrm{17581}}^1$

素因数の和:17600

約数の個数: 20

約数和(自身を含む): 17019376

約数和(自身を除く): 7050949

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 17581, 52743, 123067, 158229, 369201, 474687, 1107603, 1424061, 3322809, 9968427]

約数ペア:

[(1, 9968427), (3, 3322809), (7, 1424061), (9, 1107603), (21, 474687), (27, 369201), (63, 158229), (81, 123067), (189, 52743), (567, 17581)]