78021564

素因数分解:

$2^2\times 3^1\times {\mathrm{6501797}}^1$

素因数の和:6501804

約数の個数: 12

約数和(自身を含む): 182050344

約数和(自身を除く): 104028780

約数列:

[1, 2, 3, 4, 6, 12, 6501797, 13003594, 19505391, 26007188, 39010782, 78021564]

約数ペア:

[(1, 78021564), (2, 39010782), (3, 26007188), (4, 19505391), (6, 13003594), (12, 6501797)]