28239567

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 42462720

約数和(自身を除く): 14223153

約数列:

[1, 3, 17, 19, 51, 57, 151, 193, 323, 453, 579, 969, 2567, 2869, 3281, 3667, 7701, 8607, 9843, 11001, 29143, 48773, 62339, 87429, 146319, 187017, 495431, 553717, 1486293, 1661151, 9413189, 28239567]

約数ペア:

[(1, 28239567), (3, 9413189), (17, 1661151), (19, 1486293), (51, 553717), (57, 495431), (151, 187017), (193, 146319), (323, 87429), (453, 62339), (579, 48773), (969, 29143), (2567, 11001), (2869, 9843), (3281, 8607), (3667, 7701)]