157218921

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{82013}}^1$

素因数の和:82093

約数の個数: 16

約数和(自身を含む): 236200320

約数和(自身を除く): 78981399

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 82013, 246039, 738117, 2214351, 5822923, 17468769, 52406307, 157218921]

約数ペア:

[(1, 157218921), (3, 52406307), (9, 17468769), (27, 5822923), (71, 2214351), (213, 738117), (639, 246039), (1917, 82013)]