81132009

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{104417}}^1$

素因数の和:104464

約数の個数: 16

約数和(自身を含む): 126972288

約数和(自身を除く): 45840279

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 104417, 313251, 730919, 2192757, 3863429, 11590287, 27044003, 81132009]

約数ペア:

[(1, 81132009), (3, 27044003), (7, 11590287), (21, 3863429), (37, 2192757), (111, 730919), (259, 313251), (777, 104417)]