157831233

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{10691}}^1$

素因数の和:10757

約数の個数: 32

約数和(自身を含む): 260029440

約数和(自身を除く): 102198207

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 10691, 14763, 32073, 74837, 203129, 224511, 395567, 609387, 1186701, 1421903, 2768969, 4265709, 7515773, 8306907, 22547319, 52610411, 157831233]

約数ペア:

[(1, 157831233), (3, 52610411), (7, 22547319), (19, 8306907), (21, 7515773), (37, 4265709), (57, 2768969), (111, 1421903), (133, 1186701), (259, 609387), (399, 395567), (703, 224511), (777, 203129), (2109, 74837), (4921, 32073), (10691, 14763)]