123232781

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{24691}}^1$

素因数の和:24752

約数の個数: 16

約数和(自身を含む): 151707648

約数和(自身を除く): 28474867

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 24691, 172837, 567893, 765421, 3975251, 5357947, 17604683, 123232781]

約数ペア:

[(1, 123232781), (7, 17604683), (23, 5357947), (31, 3975251), (161, 765421), (217, 567893), (713, 172837), (4991, 24691)]