217658485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{136463}}^1$

素因数の和:136508

約数の個数: 16

約数和(自身を含む): 294762240

約数和(自身を除く): 77103755

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 136463, 682315, 1501093, 3957427, 7505465, 19787135, 43531697, 217658485]

約数ペア:

[(1, 217658485), (5, 43531697), (11, 19787135), (29, 7505465), (55, 3957427), (145, 1501093), (319, 682315), (1595, 136463)]