1279561191

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{66571}}^1$

素因数の和:66766

約数の個数: 16

約数和(自身を含む): 1757500800

約数和(自身を除く): 477939609

約数列:

[1, 3, 43, 129, 149, 447, 6407, 19221, 66571, 199713, 2862553, 8587659, 9919079, 29757237, 426520397, 1279561191]

約数ペア:

[(1, 1279561191), (3, 426520397), (43, 29757237), (129, 9919079), (149, 8587659), (447, 2862553), (6407, 199713), (19221, 66571)]