2911286781

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1914061}}^1$

素因数の和:1914093

約数の個数: 18

約数和(自身を含む): 4553553498

約数和(自身を除く): 1642266717

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 1914061, 5742183, 17226549, 24882793, 74648379, 223945137, 323476309, 970428927, 2911286781]

約数ペア:

[(1, 2911286781), (3, 970428927), (9, 323476309), (13, 223945137), (39, 74648379), (117, 24882793), (169, 17226549), (507, 5742183), (1521, 1914061)]