81209406

素因数分解:

$2^1\times 3^1\times {\mathrm{1523}}^1\times {\mathrm{8887}}^1$

素因数の和:10415

約数の個数: 16

約数和(自身を含む): 162543744

約数和(自身を除く): 81334338

約数列:

[1, 2, 3, 6, 1523, 3046, 4569, 8887, 9138, 17774, 26661, 53322, 13534901, 27069802, 40604703, 81209406]

約数ペア:

[(1, 81209406), (2, 40604703), (3, 27069802), (6, 13534901), (1523, 53322), (3046, 26661), (4569, 17774), (8887, 9138)]