128869735

素因数分解:

$5^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 156492000

約数和(自身を除く): 27622265

約数列:

[1, 5, 137, 419, 449, 685, 2095, 2245, 57403, 61513, 188131, 287015, 307565, 940655, 25773947, 128869735]

約数ペア:

[(1, 128869735), (5, 25773947), (137, 940655), (419, 307565), (449, 287015), (685, 188131), (2095, 61513), (2245, 57403)]