9712287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 16904160

約数和(自身を除く): 7191873

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 257, 323, 663, 741, 771, 969, 1989, 2223, 2313, 2907, 3341, 4199, 4369, 4883, 10023, 12597, 13107, 14649, 30069, 37791, 39321, 43947, 56797, 63479, 83011, 170391, 190437, 249033, 511173, 571311, 747099, 1079143, 3237429, 9712287]

約数ペア:

[(1, 9712287), (3, 3237429), (9, 1079143), (13, 747099), (17, 571311), (19, 511173), (39, 249033), (51, 190437), (57, 170391), (117, 83011), (153, 63479), (171, 56797), (221, 43947), (247, 39321), (257, 37791), (323, 30069), (663, 14649), (741, 13107), (771, 12597), (969, 10023), (1989, 4883), (2223, 4369), (2313, 4199), (2907, 3341)]