31282473861

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{2591969}}^1$

素因数の和:2592130

約数の個数: 20

約数和(自身を含む): 47044255500

約数和(自身を除く): 15761781639

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 4023, 12069, 2591969, 7775907, 23327721, 69983163, 209949489, 386203381, 1158610143, 3475830429, 10427491287, 31282473861]

約数ペア:

[(1, 31282473861), (3, 10427491287), (9, 3475830429), (27, 1158610143), (81, 386203381), (149, 209949489), (447, 69983163), (1341, 23327721), (4023, 7775907), (12069, 2591969)]