1991021759

素因数分解:

${\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1315943}}^1$

素因数の和:1316049

約数の個数: 8

約数和(自身を含む): 2131829280

約数和(自身を除く): 140807521

約数列:

[1, 17, 89, 1513, 1315943, 22371031, 117118927, 1991021759]

約数ペア:

[(1, 1991021759), (17, 117118927), (89, 22371031), (1513, 1315943)]