128219705

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1\times {\mathrm{541}}^1$

素因数の和:1096

約数の個数: 16

約数和(自身を含む): 155939904

約数和(自身を除く): 27720199

約数列:

[1, 5, 107, 443, 535, 541, 2215, 2705, 47401, 57887, 237005, 239663, 289435, 1198315, 25643941, 128219705]

約数ペア:

[(1, 128219705), (5, 25643941), (107, 1198315), (443, 289435), (535, 239663), (541, 237005), (2215, 57887), (2705, 47401)]