1009388215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{390479}}^1$

素因数の和:390542

約数の個数: 16

約数和(自身を含む): 1349498880

約数和(自身を除く): 340110665

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 390479, 1952395, 4295269, 18352513, 21476345, 91762565, 201877643, 1009388215]

約数ペア:

[(1, 1009388215), (5, 201877643), (11, 91762565), (47, 21476345), (55, 18352513), (235, 4295269), (517, 1952395), (2585, 390479)]