28146874

素因数分解:

$2^1\times 7^2\times {\mathrm{503}}^1\times {\mathrm{571}}^1$

素因数の和:1090

約数の個数: 24

約数和(自身を含む): 49297248

約数和(自身を除く): 21150374

約数列:

[1, 2, 7, 14, 49, 98, 503, 571, 1006, 1142, 3521, 3997, 7042, 7994, 24647, 27979, 49294, 55958, 287213, 574426, 2010491, 4020982, 14073437, 28146874]

約数ペア:

[(1, 28146874), (2, 14073437), (7, 4020982), (14, 2010491), (49, 574426), (98, 287213), (503, 55958), (571, 49294), (1006, 27979), (1142, 24647), (3521, 7994), (3997, 7042)]