3878451

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:675

約数の個数: 24

約数和(自身を含む): 6066320

約数和(自身を除く): 2187869

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 613, 703, 1839, 2109, 5517, 6327, 11647, 22681, 34941, 68043, 104823, 204129, 430939, 1292817, 3878451]

約数ペア:

[(1, 3878451), (3, 1292817), (9, 430939), (19, 204129), (37, 104823), (57, 68043), (111, 34941), (171, 22681), (333, 11647), (613, 6327), (703, 5517), (1839, 2109)]