12842817

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 18850464

約数和(自身を除く): 6007647

約数列:

[1, 3, 13, 39, 73, 169, 219, 347, 507, 949, 1041, 2847, 4511, 12337, 13533, 25331, 37011, 58643, 75993, 175929, 329303, 987909, 4280939, 12842817]

約数ペア:

[(1, 12842817), (3, 4280939), (13, 987909), (39, 329303), (73, 175929), (169, 75993), (219, 58643), (347, 37011), (507, 25331), (949, 13533), (1041, 12337), (2847, 4511)]