219988945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{38833}}^1$

素因数の和:38952

約数の個数: 16

約数和(自身を含む): 290788992

約数和(自身を除く): 70800047

約数列:

[1, 5, 11, 55, 103, 515, 1133, 5665, 38833, 194165, 427163, 2135815, 3999799, 19998995, 43997789, 219988945]

約数ペア:

[(1, 219988945), (5, 43997789), (11, 19998995), (55, 3999799), (103, 2135815), (515, 427163), (1133, 194165), (5665, 38833)]