55905231

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 32

約数和(自身を含む): 81865728

約数和(自身を除く): 25960497

約数列:

[1, 3, 17, 47, 51, 83, 141, 249, 281, 799, 843, 1411, 2397, 3901, 4233, 4777, 11703, 13207, 14331, 23323, 39621, 66317, 69969, 198951, 224519, 396491, 673557, 1096181, 1189473, 3288543, 18635077, 55905231]

約数ペア:

[(1, 55905231), (3, 18635077), (17, 3288543), (47, 1189473), (51, 1096181), (83, 673557), (141, 396491), (249, 224519), (281, 198951), (799, 69969), (843, 66317), (1411, 39621), (2397, 23323), (3901, 14331), (4233, 13207), (4777, 11703)]