2680461

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 4469504

約数和(自身を除く): 1789043

約数列:

[1, 3, 7, 9, 21, 63, 157, 271, 471, 813, 1099, 1413, 1897, 2439, 3297, 5691, 9891, 17073, 42547, 127641, 297829, 382923, 893487, 2680461]

約数ペア:

[(1, 2680461), (3, 893487), (7, 382923), (9, 297829), (21, 127641), (63, 42547), (157, 17073), (271, 9891), (471, 5691), (813, 3297), (1099, 2439), (1413, 1897)]