1283740205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{25621}}^1$

素因数の和:26548

約数の個数: 16

約数和(自身を含む): 1682443008

約数和(自身を除く): 398702803

約数列:

[1, 5, 11, 55, 911, 4555, 10021, 25621, 50105, 128105, 281831, 1409155, 23340731, 116703655, 256748041, 1283740205]

約数ペア:

[(1, 1283740205), (5, 256748041), (11, 116703655), (55, 23340731), (911, 1409155), (4555, 281831), (10021, 128105), (25621, 50105)]