4210815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 8322912

約数和(自身を除く): 4112097

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 337, 357, 595, 735, 833, 1011, 1685, 1785, 2359, 2499, 4165, 5055, 5729, 7077, 11795, 12495, 16513, 17187, 28645, 35385, 40103, 49539, 82565, 85935, 120309, 200515, 247695, 280721, 601545, 842163, 1403605, 4210815]

約数ペア:

[(1, 4210815), (3, 1403605), (5, 842163), (7, 601545), (15, 280721), (17, 247695), (21, 200515), (35, 120309), (49, 85935), (51, 82565), (85, 49539), (105, 40103), (119, 35385), (147, 28645), (245, 17187), (255, 16513), (337, 12495), (357, 11795), (595, 7077), (735, 5729), (833, 5055), (1011, 4165), (1685, 2499), (1785, 2359)]