2140785

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 3752424

約数和(自身を除く): 1611639

約数列:

[1, 3, 5, 9, 15, 45, 113, 339, 421, 565, 1017, 1263, 1695, 2105, 3789, 5085, 6315, 18945, 47573, 142719, 237865, 428157, 713595, 2140785]

約数ペア:

[(1, 2140785), (3, 713595), (5, 428157), (9, 237865), (15, 142719), (45, 47573), (113, 18945), (339, 6315), (421, 5085), (565, 3789), (1017, 2105), (1263, 1695)]