1978028643

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1\times {\mathrm{21031}}^1$

素因数の和:21434

約数の個数: 16

約数和(自身を含む): 2671232256

約数和(自身を除く): 693203613

約数列:

[1, 3, 107, 293, 321, 879, 21031, 31351, 63093, 94053, 2250317, 6162083, 6750951, 18486249, 659342881, 1978028643]

約数ペア:

[(1, 1978028643), (3, 659342881), (107, 18486249), (293, 6750951), (321, 6162083), (879, 2250317), (21031, 94053), (31351, 63093)]