28725298

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89209}}^1$

素因数の和:89241

約数の個数: 16

約数和(自身を含む): 51384960

約数和(自身を除く): 22659662

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 89209, 178418, 624463, 1248926, 2051807, 4103614, 14362649, 28725298]

約数ペア:

[(1, 28725298), (2, 14362649), (7, 4103614), (14, 2051807), (23, 1248926), (46, 624463), (161, 178418), (322, 89209)]