214975865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{49363}}^1$

素因数の和:49448

約数の個数: 16

約数和(自身を含む): 281967168

約数和(自身を除く): 66991303

約数列:

[1, 5, 13, 65, 67, 335, 871, 4355, 49363, 246815, 641719, 3208595, 3307321, 16536605, 42995173, 214975865]

約数ペア:

[(1, 214975865), (5, 42995173), (13, 16536605), (65, 3307321), (67, 3208595), (335, 641719), (871, 246815), (4355, 49363)]