217273105

素因数分解:

$5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{15031}}^1$

素因数の和:15109

約数の個数: 24

約数和(自身を含む): 308456640

約数和(自身を除く): 91183535

約数列:

[1, 5, 7, 35, 49, 59, 245, 295, 413, 2065, 2891, 14455, 15031, 75155, 105217, 526085, 736519, 886829, 3682595, 4434145, 6207803, 31039015, 43454621, 217273105]

約数ペア:

[(1, 217273105), (5, 43454621), (7, 31039015), (35, 6207803), (49, 4434145), (59, 3682595), (245, 886829), (295, 736519), (413, 526085), (2065, 105217), (2891, 75155), (14455, 15031)]