3816981

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 6452160

約数和(自身を除く): 2635179

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1409, 2709, 4227, 9863, 12681, 29589, 60587, 88767, 181761, 424109, 545283, 1272327, 3816981]

約数ペア:

[(1, 3816981), (3, 1272327), (7, 545283), (9, 424109), (21, 181761), (43, 88767), (63, 60587), (129, 29589), (301, 12681), (387, 9863), (903, 4227), (1409, 2709)]