12843891

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:811

約数の個数: 24

約数和(自身を含む): 19828224

約数和(自身を除く): 6984333

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 661, 1143, 1983, 2159, 5949, 6477, 11237, 19431, 33711, 83947, 101133, 251841, 755523, 1427099, 4281297, 12843891]

約数ペア:

[(1, 12843891), (3, 4281297), (9, 1427099), (17, 755523), (51, 251841), (127, 101133), (153, 83947), (381, 33711), (661, 19431), (1143, 11237), (1983, 6477), (2159, 5949)]