8278263

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1301}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 13811616

約数和(自身を除く): 5533353

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 1301, 2121, 3903, 6363, 9107, 11709, 27321, 81963, 131401, 394203, 919807, 1182609, 2759421, 8278263]

約数ペア:

[(1, 8278263), (3, 2759421), (7, 1182609), (9, 919807), (21, 394203), (63, 131401), (101, 81963), (303, 27321), (707, 11709), (909, 9107), (1301, 6363), (2121, 3903)]