211097105

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{42689}}^1$

素因数の和:42760

約数の個数: 16

約数和(自身を含む): 270483840

約数和(自身を除く): 59386735

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 42689, 213445, 981847, 1835627, 4909235, 9178135, 42219421, 211097105]

約数ペア:

[(1, 211097105), (5, 42219421), (23, 9178135), (43, 4909235), (115, 1835627), (215, 981847), (989, 213445), (4945, 42689)]