1890441

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:861

約数の個数: 24

約数和(自身を含む): 3209024

約数和(自身を除く): 1318583

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 811, 2331, 2433, 5677, 7299, 17031, 30007, 51093, 90021, 210049, 270063, 630147, 1890441]

約数ペア:

[(1, 1890441), (3, 630147), (7, 270063), (9, 210049), (21, 90021), (37, 51093), (63, 30007), (111, 17031), (259, 7299), (333, 5677), (777, 2433), (811, 2331)]