68408685

素因数分解:

$3^3\times 5^1\times {\mathrm{506731}}^1$

素因数の和:506745

約数の個数: 16

約数和(自身を含む): 121615680

約数和(自身を除く): 53206995

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 506731, 1520193, 2533655, 4560579, 7600965, 13681737, 22802895, 68408685]

約数ペア:

[(1, 68408685), (3, 22802895), (5, 13681737), (9, 7600965), (15, 4560579), (27, 2533655), (45, 1520193), (135, 506731)]