257881446

素因数分解:

$2^1\times 3^2\times {\mathrm{1447}}^1\times {\mathrm{9901}}^1$

素因数の和:11356

約数の個数: 24

約数和(自身を含む): 559185744

約数和(自身を除く): 301304298

約数列:

[1, 2, 3, 6, 9, 18, 1447, 2894, 4341, 8682, 9901, 13023, 19802, 26046, 29703, 59406, 89109, 178218, 14326747, 28653494, 42980241, 85960482, 128940723, 257881446]

約数ペア:

[(1, 257881446), (2, 128940723), (3, 85960482), (6, 42980241), (9, 28653494), (18, 14326747), (1447, 178218), (2894, 89109), (4341, 59406), (8682, 29703), (9901, 26046), (13023, 19802)]