28222978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{87649}}^1$

素因数の和:87681

約数の個数: 16

約数和(自身を含む): 50486400

約数和(自身を除く): 22263422

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 87649, 175298, 613543, 1227086, 2015927, 4031854, 14111489, 28222978]

約数ペア:

[(1, 28222978), (2, 14111489), (7, 4031854), (14, 2015927), (23, 1227086), (46, 613543), (161, 175298), (322, 87649)]