68143271

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 82219536

約数和(自身を除く): 14076265

約数列:

[1, 7, 41, 49, 107, 287, 317, 749, 2009, 2219, 4387, 5243, 12997, 15533, 30709, 33919, 90979, 214963, 237433, 636853, 1390679, 1662031, 9734753, 68143271]

約数ペア:

[(1, 68143271), (7, 9734753), (41, 1662031), (49, 1390679), (107, 636853), (287, 237433), (317, 214963), (749, 90979), (2009, 33919), (2219, 30709), (4387, 15533), (5243, 12997)]