290573919

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{250279}}^1$

素因数の和:250331

約数の個数: 16

約数和(自身を含む): 440492800

約数和(自身を除く): 149918881

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 250279, 750837, 2252511, 6757533, 10761997, 32285991, 96857973, 290573919]

約数ペア:

[(1, 290573919), (3, 96857973), (9, 32285991), (27, 10761997), (43, 6757533), (129, 2252511), (387, 750837), (1161, 250279)]