8906289

素因数分解:

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

素因数の和:1469

約数の個数: 24

約数和(自身を含む): 14145120

約数和(自身を除く): 5238831

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1409, 2107, 4227, 6321, 9863, 29589, 60587, 69041, 181761, 207123, 424109, 1272327, 2968763, 8906289]

約数ペア:

[(1, 8906289), (3, 2968763), (7, 1272327), (21, 424109), (43, 207123), (49, 181761), (129, 69041), (147, 60587), (301, 29589), (903, 9863), (1409, 6321), (2107, 4227)]