80387406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{405997}}^1$

素因数の和:406016

約数の個数: 24

約数和(自身を含む): 190007064

約数和(自身を除く): 109619658

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 405997, 811994, 1217991, 2435982, 3653973, 4465967, 7307946, 8931934, 13397901, 26795802, 40193703, 80387406]

約数ペア:

[(1, 80387406), (2, 40193703), (3, 26795802), (6, 13397901), (9, 8931934), (11, 7307946), (18, 4465967), (22, 3653973), (33, 2435982), (66, 1217991), (99, 811994), (198, 405997)]