201720111995

素因数分解:

$5^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1\times {\mathrm{1132909}}^1$

素因数の和:1133302

約数の個数: 16

約数和(自身を含む): 244708560000

約数和(自身を除く): 42988448005

約数列:

[1, 5, 149, 239, 745, 1195, 35611, 178055, 1132909, 5664545, 168803441, 270765251, 844017205, 1353826255, 40344022399, 201720111995]

約数ペア:

[(1, 201720111995), (5, 40344022399), (149, 1353826255), (239, 844017205), (745, 270765251), (1195, 168803441), (35611, 5664545), (178055, 1132909)]