139230217

素因数分解:

$7^3\times {\mathrm{101}}^1\times {\mathrm{4019}}^1$

素因数の和:4141

約数の個数: 16

約数和(自身を含む): 164016000

約数和(自身を除く): 24785783

約数列:

[1, 7, 49, 101, 343, 707, 4019, 4949, 28133, 34643, 196931, 405919, 1378517, 2841433, 19890031, 139230217]

約数ペア:

[(1, 139230217), (7, 19890031), (49, 2841433), (101, 1378517), (343, 405919), (707, 196931), (4019, 34643), (4949, 28133)]