263161759

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{4139}}^1$

素因数の和:4470

約数の個数: 16

約数和(自身を含む): 311592960

約数和(自身を除く): 48431201

約数列:

[1, 7, 31, 217, 293, 2051, 4139, 9083, 28973, 63581, 128309, 898163, 1212727, 8489089, 37594537, 263161759]

約数ペア:

[(1, 263161759), (7, 37594537), (31, 8489089), (217, 1212727), (293, 898163), (2051, 128309), (4139, 63581), (9083, 28973)]