2102639

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 2757888

約数和(自身を除く): 655249

約数列:

[1, 7, 11, 47, 49, 77, 83, 329, 517, 539, 581, 913, 2303, 3619, 3901, 4067, 6391, 25333, 27307, 42911, 44737, 191149, 300377, 2102639]

約数ペア:

[(1, 2102639), (7, 300377), (11, 191149), (47, 44737), (49, 42911), (77, 27307), (83, 25333), (329, 6391), (517, 4067), (539, 3901), (581, 3619), (913, 2303)]