2809947

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{463}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 4558336

約数和(自身を除く): 1748389

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 463, 867, 1389, 2023, 3241, 6069, 7871, 9723, 23613, 55097, 133807, 165291, 401421, 936649, 2809947]

約数ペア:

[(1, 2809947), (3, 936649), (7, 401421), (17, 165291), (21, 133807), (51, 55097), (119, 23613), (289, 9723), (357, 7871), (463, 6069), (867, 3241), (1389, 2023)]