207837919

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{839}}^1$

素因数の和:1062

約数の個数: 16

約数和(自身を含む): 219985920

約数和(自身を除く): 12148001

約数列:

[1, 31, 61, 131, 839, 1891, 4061, 7991, 26009, 51179, 109909, 247721, 1586549, 3407179, 6704449, 207837919]

約数ペア:

[(1, 207837919), (31, 6704449), (61, 3407179), (131, 1586549), (839, 247721), (1891, 109909), (4061, 51179), (7991, 26009)]