138397281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{89231}}^1$

素因数の和:89292

約数の個数: 16

約数和(自身を含む): 205590528

約数和(自身を除く): 67193247

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 89231, 267693, 981541, 2944623, 4193857, 12581571, 46132427, 138397281]

約数ペア:

[(1, 138397281), (3, 46132427), (11, 12581571), (33, 4193857), (47, 2944623), (141, 981541), (517, 267693), (1551, 89231)]