207943929

素因数分解:

$3^4\times {\mathrm{359}}^1\times {\mathrm{7151}}^1$

素因数の和:7522

約数の個数: 20

約数和(自身を含む): 311541120

約数和(自身を除く): 103597191

約数列:

[1, 3, 9, 27, 81, 359, 1077, 3231, 7151, 9693, 21453, 29079, 64359, 193077, 579231, 2567209, 7701627, 23104881, 69314643, 207943929]

約数ペア:

[(1, 207943929), (3, 69314643), (9, 23104881), (27, 7701627), (81, 2567209), (359, 579231), (1077, 193077), (3231, 64359), (7151, 29079), (9693, 21453)]