20231973

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2273}}^1$

素因数の和:2345

約数の個数: 24

約数和(自身を含む): 31217472

約数和(自身を除く): 10985499

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2273, 2967, 6819, 8901, 20457, 52279, 97739, 156837, 293217, 470511, 879651, 2247997, 6743991, 20231973]

約数ペア:

[(1, 20231973), (3, 6743991), (9, 2247997), (23, 879651), (43, 470511), (69, 293217), (129, 156837), (207, 97739), (387, 52279), (989, 20457), (2273, 8901), (2967, 6819)]