81257526

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{214967}}^1$

素因数の和:214985

約数の個数: 32

約数和(自身を含む): 206369280

約数和(自身を除く): 125111754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 214967, 429934, 644901, 1289802, 1504769, 1934703, 3009538, 3869406, 4514307, 5804109, 9028614, 11608218, 13542921, 27085842, 40628763, 81257526]

約数ペア:

[(1, 81257526), (2, 40628763), (3, 27085842), (6, 13542921), (7, 11608218), (9, 9028614), (14, 5804109), (18, 4514307), (21, 3869406), (27, 3009538), (42, 1934703), (54, 1504769), (63, 1289802), (126, 644901), (189, 429934), (378, 214967)]