78379731

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{50929}}^1$

素因数の和:50960

約数の個数: 20

約数和(自身を含む): 123250600

約数和(自身を除く): 44870869

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 50929, 152787, 458361, 967651, 1375083, 2902953, 4125249, 8708859, 26126577, 78379731]

約数ペア:

[(1, 78379731), (3, 26126577), (9, 8708859), (19, 4125249), (27, 2902953), (57, 1375083), (81, 967651), (171, 458361), (513, 152787), (1539, 50929)]