208458467

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{9421}}^1$

素因数の和:9566

約数の個数: 16

約数和(自身を含む): 248740800

約数和(自身を除く): 40282333

約数列:

[1, 7, 29, 109, 203, 763, 3161, 9421, 22127, 65947, 273209, 1026889, 1912463, 7188223, 29779781, 208458467]

約数ペア:

[(1, 208458467), (7, 29779781), (29, 7188223), (109, 1912463), (203, 1026889), (763, 273209), (3161, 65947), (9421, 22127)]