12998349

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 23587200

約数和(自身を除く): 10588851

約数列:

[1, 3, 7, 9, 13, 21, 39, 59, 63, 91, 117, 177, 269, 273, 413, 531, 767, 807, 819, 1239, 1883, 2301, 2421, 3497, 3717, 5369, 5649, 6903, 10491, 15871, 16107, 16947, 24479, 31473, 47613, 48321, 73437, 111097, 142839, 206323, 220311, 333291, 618969, 999873, 1444261, 1856907, 4332783, 12998349]

約数ペア:

[(1, 12998349), (3, 4332783), (7, 1856907), (9, 1444261), (13, 999873), (21, 618969), (39, 333291), (59, 220311), (63, 206323), (91, 142839), (117, 111097), (177, 73437), (269, 48321), (273, 47613), (413, 31473), (531, 24479), (767, 16947), (807, 16107), (819, 15871), (1239, 10491), (1883, 6903), (2301, 5649), (2421, 5369), (3497, 3717)]