28530887

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1231}}^1$

素因数の和:1299

約数の個数: 24

約数和(自身を含む): 37078272

約数和(自身を除く): 8547385

約数列:

[1, 7, 11, 43, 49, 77, 301, 473, 539, 1231, 2107, 3311, 8617, 13541, 23177, 52933, 60319, 94787, 370531, 582263, 663509, 2593717, 4075841, 28530887]

約数ペア:

[(1, 28530887), (7, 4075841), (11, 2593717), (43, 663509), (49, 582263), (77, 370531), (301, 94787), (473, 60319), (539, 52933), (1231, 23177), (2107, 13541), (3311, 8617)]