28784753

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:572

約数の個数: 16

約数和(自身を含む): 31872000

約数和(自身を除く): 3087247

約数列:

[1, 19, 23, 199, 331, 437, 3781, 4577, 6289, 7613, 65869, 86963, 144647, 1251511, 1514987, 28784753]

約数ペア:

[(1, 28784753), (19, 1514987), (23, 1251511), (199, 144647), (331, 86963), (437, 65869), (3781, 7613), (4577, 6289)]