2543445

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 24

約数和(自身を含む): 4563000

約数和(自身を除く): 2019555

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 1949, 5847, 9745, 17541, 29235, 56521, 87705, 169563, 282605, 508689, 847815, 2543445]

約数ペア:

[(1, 2543445), (3, 847815), (5, 508689), (9, 282605), (15, 169563), (29, 87705), (45, 56521), (87, 29235), (145, 17541), (261, 9745), (435, 5847), (1305, 1949)]