28143007

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{431}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 31352832

約数和(自身を除く): 3209825

約数列:

[1, 17, 23, 167, 391, 431, 2839, 3841, 7327, 9913, 65297, 71977, 168521, 1223609, 1655471, 28143007]

約数ペア:

[(1, 28143007), (17, 1655471), (23, 1223609), (167, 168521), (391, 71977), (431, 65297), (2839, 9913), (3841, 7327)]