67920021

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{580513}}^1$

素因数の和:580532

約数の個数: 12

約数和(自身を含む): 105653548

約数和(自身を除く): 37733527

約数列:

[1, 3, 9, 13, 39, 117, 580513, 1741539, 5224617, 7546669, 22640007, 67920021]

約数ペア:

[(1, 67920021), (3, 22640007), (9, 7546669), (13, 5224617), (39, 1741539), (117, 580513)]