1643768217

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2007043}}^1$

素因数の和:2007069

約数の個数: 24

約数和(自身を含む): 2922256064

約数和(自身を除く): 1278487847

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 2007043, 6021129, 14049301, 18063387, 26091559, 42147903, 78274677, 126443709, 182640913, 234824031, 547922739, 1643768217]

約数ペア:

[(1, 1643768217), (3, 547922739), (7, 234824031), (9, 182640913), (13, 126443709), (21, 78274677), (39, 42147903), (63, 26091559), (91, 18063387), (117, 14049301), (273, 6021129), (819, 2007043)]