257003637

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{41647}}^1$

素因数の和:41689

約数の個数: 24

約数和(自身を含む): 398821248

約数和(自身を除く): 141817611

約数列:

[1, 3, 11, 17, 33, 51, 121, 187, 363, 561, 2057, 6171, 41647, 124941, 458117, 707999, 1374351, 2123997, 5039287, 7787989, 15117861, 23363967, 85667879, 257003637]

約数ペア:

[(1, 257003637), (3, 85667879), (11, 23363967), (17, 15117861), (33, 7787989), (51, 5039287), (121, 2123997), (187, 1374351), (363, 707999), (561, 458117), (2057, 124941), (6171, 41647)]