12620751

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 20800512

約数和(自身を除く): 8179761

約数列:

[1, 3, 11, 13, 31, 33, 39, 73, 93, 143, 169, 219, 341, 403, 429, 507, 803, 949, 1023, 1209, 1859, 2263, 2409, 2847, 4433, 5239, 5577, 6789, 10439, 12337, 13299, 15717, 24893, 29419, 31317, 37011, 57629, 74679, 88257, 135707, 172887, 323609, 382447, 407121, 970827, 1147341, 4206917, 12620751]

約数ペア:

[(1, 12620751), (3, 4206917), (11, 1147341), (13, 970827), (31, 407121), (33, 382447), (39, 323609), (73, 172887), (93, 135707), (143, 88257), (169, 74679), (219, 57629), (341, 37011), (403, 31317), (429, 29419), (507, 24893), (803, 15717), (949, 13299), (1023, 12337), (1209, 10439), (1859, 6789), (2263, 5577), (2409, 5239), (2847, 4433)]