291275487

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{82351}}^1$

素因数の和:82491

約数の個数: 16

約数和(自身を含む): 434818560

約数和(自身を除く): 143543073

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 82351, 247053, 741159, 2223477, 10787981, 32363943, 97091829, 291275487]

約数ペア:

[(1, 291275487), (3, 97091829), (9, 32363943), (27, 10787981), (131, 2223477), (393, 741159), (1179, 247053), (3537, 82351)]