1851057

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1217}}^1$

素因数の和:1249

約数の個数: 18

約数和(自身を含む): 2897622

約数和(自身を除く): 1046565

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1217, 1521, 3651, 10953, 15821, 47463, 142389, 205673, 617019, 1851057]

約数ペア:

[(1, 1851057), (3, 617019), (9, 205673), (13, 142389), (39, 47463), (117, 15821), (169, 10953), (507, 3651), (1217, 1521)]