251367891

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1$

素因数の和:1099

約数の個数: 32

約数和(自身を含む): 364262400

約数和(自身を除く): 112894509

約数列:

[1, 3, 19, 47, 57, 101, 141, 303, 893, 929, 1919, 2679, 2787, 4747, 5757, 14241, 17651, 43663, 52953, 90193, 93829, 130989, 270579, 281487, 829597, 1782751, 2488791, 4409963, 5348253, 13229889, 83789297, 251367891]

約数ペア:

[(1, 251367891), (3, 83789297), (19, 13229889), (47, 5348253), (57, 4409963), (101, 2488791), (141, 1782751), (303, 829597), (893, 281487), (929, 270579), (1919, 130989), (2679, 93829), (2787, 90193), (4747, 52953), (5757, 43663), (14241, 17651)]