2086905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 3503808

約数和(自身を除く): 1416903

約数列:

[1, 3, 5, 15, 23, 69, 115, 263, 345, 529, 789, 1315, 1587, 2645, 3945, 6049, 7935, 18147, 30245, 90735, 139127, 417381, 695635, 2086905]

約数ペア:

[(1, 2086905), (3, 695635), (5, 417381), (15, 139127), (23, 90735), (69, 30245), (115, 18147), (263, 7935), (345, 6049), (529, 3945), (789, 2645), (1315, 1587)]