12828879

素因数分解:

$3^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{757}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 21284640

約数和(自身を除く): 8455761

約数列:

[1, 3, 7, 9, 21, 63, 269, 757, 807, 1883, 2271, 2421, 5299, 5649, 6813, 15897, 16947, 47691, 203633, 610899, 1425431, 1832697, 4276293, 12828879]

約数ペア:

[(1, 12828879), (3, 4276293), (7, 1832697), (9, 1425431), (21, 610899), (63, 203633), (269, 47691), (757, 16947), (807, 15897), (1883, 6813), (2271, 5649), (2421, 5299)]