3697893

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:726

約数の個数: 20

約数和(自身を含む): 5610528

約数和(自身を除く): 1912635

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 643, 1917, 1929, 5751, 5787, 17361, 45653, 52083, 136959, 410877, 1232631, 3697893]

約数ペア:

[(1, 3697893), (3, 1232631), (9, 410877), (27, 136959), (71, 52083), (81, 45653), (213, 17361), (639, 5787), (643, 5751), (1917, 1929)]