31004138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{863}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 53747712

約数和(自身を除く): 22743574

約数列:

[1, 2, 11, 22, 23, 46, 71, 142, 253, 506, 781, 863, 1562, 1633, 1726, 3266, 9493, 17963, 18986, 19849, 35926, 39698, 61273, 122546, 218339, 436678, 674003, 1348006, 1409279, 2818558, 15502069, 31004138]

約数ペア:

[(1, 31004138), (2, 15502069), (11, 2818558), (22, 1409279), (23, 1348006), (46, 674003), (71, 436678), (142, 218339), (253, 122546), (506, 61273), (781, 39698), (863, 35926), (1562, 19849), (1633, 18986), (1726, 17963), (3266, 9493)]