2838129

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 4514400

約数和(自身を除く): 1676271

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 449, 903, 1347, 2107, 3143, 6321, 9429, 19307, 22001, 57921, 66003, 135149, 405447, 946043, 2838129]

約数ペア:

[(1, 2838129), (3, 946043), (7, 405447), (21, 135149), (43, 66003), (49, 57921), (129, 22001), (147, 19307), (301, 9429), (449, 6321), (903, 3143), (1347, 2107)]