747581121

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{515929}}^1$

素因数の和:515965

約数の個数: 24

約数和(自身を含む): 1287761280

約数和(自身を除く): 540180159

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 515929, 1547787, 3611503, 4643361, 10834509, 11866367, 32503527, 35599101, 83064569, 106797303, 249193707, 747581121]

約数ペア:

[(1, 747581121), (3, 249193707), (7, 106797303), (9, 83064569), (21, 35599101), (23, 32503527), (63, 11866367), (69, 10834509), (161, 4643361), (207, 3611503), (483, 1547787), (1449, 515929)]