2109764585

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{2131}}^1\times {\mathrm{8609}}^1$

素因数の和:10768

約数の個数: 16

約数和(自身を含む): 2643338880

約数和(自身を除く): 533574295

約数列:

[1, 5, 23, 115, 2131, 8609, 10655, 43045, 49013, 198007, 245065, 990035, 18345779, 91728895, 421952917, 2109764585]

約数ペア:

[(1, 2109764585), (5, 421952917), (23, 91728895), (115, 18345779), (2131, 990035), (8609, 245065), (10655, 198007), (43045, 49013)]