128213195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{39511}}^1$

素因数の和:39586

約数の個数: 16

約数和(自身を含む): 170691840

約数和(自身を除く): 42478645

約数列:

[1, 5, 11, 55, 59, 295, 649, 3245, 39511, 197555, 434621, 2173105, 2331149, 11655745, 25642639, 128213195]

約数ペア:

[(1, 128213195), (5, 25642639), (11, 11655745), (55, 2331149), (59, 2173105), (295, 434621), (649, 197555), (3245, 39511)]