207920021

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1951}}^1$

素因数の和:2120

約数の個数: 16

約数和(自身を含む): 224870400

約数和(自身を除く): 16950379

約数列:

[1, 19, 71, 79, 1349, 1501, 1951, 5609, 37069, 106571, 138521, 154129, 2631899, 2928451, 10943159, 207920021]

約数ペア:

[(1, 207920021), (19, 10943159), (71, 2928451), (79, 2631899), (1349, 154129), (1501, 138521), (1951, 106571), (5609, 37069)]