490007231

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{10781}}^1$

素因数の和:10982

約数の個数: 16

約数和(自身を含む): 576880128

約数和(自身を除く): 86872897

約数列:

[1, 7, 43, 151, 301, 1057, 6493, 10781, 45451, 75467, 463583, 1627931, 3245081, 11395517, 70001033, 490007231]

約数ペア:

[(1, 490007231), (7, 70001033), (43, 11395517), (151, 3245081), (301, 1627931), (1057, 463583), (6493, 75467), (10781, 45451)]