13257579

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{419}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 18144000

約数和(自身を除く): 4886421

約数列:

[1, 3, 53, 159, 199, 419, 597, 1257, 10547, 22207, 31641, 66621, 83381, 250143, 4419193, 13257579]

約数ペア:

[(1, 13257579), (3, 4419193), (53, 250143), (159, 83381), (199, 66621), (419, 31641), (597, 22207), (1257, 10547)]