28180474

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{87517}}^1$

素因数の和:87549

約数の個数: 16

約数和(自身を含む): 50410368

約数和(自身を除く): 22229894

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 87517, 175034, 612619, 1225238, 2012891, 4025782, 14090237, 28180474]

約数ペア:

[(1, 28180474), (2, 14090237), (7, 4025782), (14, 2012891), (23, 1225238), (46, 612619), (161, 175034), (322, 87517)]