67820481

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{647}}^1$

素因数の和:1285

約数の個数: 24

約数和(自身を含む): 103446720

約数和(自身を除く): 35626239

約数列:

[1, 3, 9, 19, 57, 171, 613, 647, 1839, 1941, 5517, 5823, 11647, 12293, 34941, 36879, 104823, 110637, 396611, 1189833, 3569499, 7535609, 22606827, 67820481]

約数ペア:

[(1, 67820481), (3, 22606827), (9, 7535609), (19, 3569499), (57, 1189833), (171, 396611), (613, 110637), (647, 104823), (1839, 36879), (1941, 34941), (5517, 12293), (5823, 11647)]