389896139

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{1489}}^1$

素因数の和:1790

約数の個数: 16

約数和(自身を含む): 420752160

約数和(自身を除く): 30856021

約数列:

[1, 17, 73, 211, 1241, 1489, 3587, 15403, 25313, 108697, 261851, 314179, 1847849, 5341043, 22935067, 389896139]

約数ペア:

[(1, 389896139), (17, 22935067), (73, 5341043), (211, 1847849), (1241, 314179), (1489, 261851), (3587, 108697), (15403, 25313)]