278880456933

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{3331}}^1\times {\mathrm{715579}}^1$

素因数の和:718929

約数の個数: 24

約数和(自身を含む): 433944885920

約数和(自身を除く): 155064428987

約数列:

[1, 3, 9, 13, 39, 117, 3331, 9993, 29979, 43303, 129909, 389727, 715579, 2146737, 6440211, 9302527, 27907581, 83722743, 2383593649, 7150780947, 21452342841, 30986717437, 92960152311, 278880456933]

約数ペア:

[(1, 278880456933), (3, 92960152311), (9, 30986717437), (13, 21452342841), (39, 7150780947), (117, 2383593649), (3331, 83722743), (9993, 27907581), (29979, 9302527), (43303, 6440211), (129909, 2146737), (389727, 715579)]