2250874089

素因数分解:

$3^4\times {\mathrm{109}}^1\times {\mathrm{254941}}^1$

素因数の和:255062

約数の個数: 20

約数和(自身を含む): 3393278020

約数和(自身を除く): 1142403931

約数列:

[1, 3, 9, 27, 81, 109, 327, 981, 2943, 8829, 254941, 764823, 2294469, 6883407, 20650221, 27788569, 83365707, 250097121, 750291363, 2250874089]

約数ペア:

[(1, 2250874089), (3, 750291363), (9, 250097121), (27, 83365707), (81, 27788569), (109, 20650221), (327, 6883407), (981, 2294469), (2943, 764823), (8829, 254941)]