231931887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 346567680

約数和(自身を除く): 114635793

約数列:

[1, 3, 11, 33, 47, 141, 229, 517, 653, 687, 1551, 1959, 2519, 7183, 7557, 10763, 21549, 30691, 32289, 92073, 118393, 149537, 337601, 355179, 448611, 1012803, 1644907, 4934721, 7028239, 21084717, 77310629, 231931887]

約数ペア:

[(1, 231931887), (3, 77310629), (11, 21084717), (33, 7028239), (47, 4934721), (141, 1644907), (229, 1012803), (517, 448611), (653, 355179), (687, 337601), (1551, 149537), (1959, 118393), (2519, 92073), (7183, 32289), (7557, 30691), (10763, 21549)]