201799731

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{1123}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 316518400

約数和(自身を除く): 114718669

約数列:

[1, 3, 7, 21, 43, 129, 199, 301, 597, 903, 1123, 1393, 3369, 4179, 7861, 8557, 23583, 25671, 48289, 59899, 144867, 179697, 223477, 338023, 670431, 1014069, 1564339, 4693017, 9609511, 28828533, 67266577, 201799731]

約数ペア:

[(1, 201799731), (3, 67266577), (7, 28828533), (21, 9609511), (43, 4693017), (129, 1564339), (199, 1014069), (301, 670431), (597, 338023), (903, 223477), (1123, 179697), (1393, 144867), (3369, 59899), (4179, 48289), (7861, 25671), (8557, 23583)]