9909459

素因数分解:

$3^4\times 7^1\times {\mathrm{17477}}^1$

素因数の和:17496

約数の個数: 20

約数和(自身を含む): 16918704

約数和(自身を除く): 7009245

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 17477, 52431, 122339, 157293, 367017, 471879, 1101051, 1415637, 3303153, 9909459]

約数ペア:

[(1, 9909459), (3, 3303153), (7, 1415637), (9, 1101051), (21, 471879), (27, 367017), (63, 157293), (81, 122339), (189, 52431), (567, 17477)]