388889343

素因数分解:

$3^4\times {\mathrm{773}}^1\times {\mathrm{6211}}^1$

素因数の和:6996

約数の個数: 20

約数和(自身を含む): 581778648

約数和(自身を除く): 192889305

約数列:

[1, 3, 9, 27, 81, 773, 2319, 6211, 6957, 18633, 20871, 55899, 62613, 167697, 503091, 4801103, 14403309, 43209927, 129629781, 388889343]

約数ペア:

[(1, 388889343), (3, 129629781), (9, 43209927), (27, 14403309), (81, 4801103), (773, 503091), (2319, 167697), (6211, 62613), (6957, 55899), (18633, 20871)]