257499993

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{5981}}^1$

素因数の和:6224

約数の個数: 16

約数和(自身を含む): 349157376

約数和(自身を除く): 91657383

約数列:

[1, 3, 113, 127, 339, 381, 5981, 14351, 17943, 43053, 675853, 759587, 2027559, 2278761, 85833331, 257499993]

約数ペア:

[(1, 257499993), (3, 85833331), (113, 2278761), (127, 2027559), (339, 759587), (381, 675853), (5981, 43053), (14351, 17943)]