2783449221

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1043663}}^1$

素因数の和:1043800

約数の個数: 16

約数和(自身を含む): 4274847744

約数和(自身を除く): 1491398523

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 1043663, 3130989, 7305641, 21916923, 132545201, 397635603, 927816407, 2783449221]

約数ペア:

[(1, 2783449221), (3, 927816407), (7, 397635603), (21, 132545201), (127, 21916923), (381, 7305641), (889, 3130989), (2667, 1043663)]