56772009

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:691

約数の個数: 40

約数和(自身を含む): 97574400

約数和(自身を除く): 40802391

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 449, 567, 669, 1347, 1561, 2007, 3143, 4041, 4683, 6021, 9429, 12123, 14049, 18063, 28287, 36369, 42147, 84861, 100127, 126441, 254583, 300381, 700889, 901143, 2102667, 2703429, 6308001, 8110287, 18924003, 56772009]

約数ペア:

[(1, 56772009), (3, 18924003), (7, 8110287), (9, 6308001), (21, 2703429), (27, 2102667), (63, 901143), (81, 700889), (189, 300381), (223, 254583), (449, 126441), (567, 100127), (669, 84861), (1347, 42147), (1561, 36369), (2007, 28287), (3143, 18063), (4041, 14049), (4683, 12123), (6021, 9429)]