499880727

素因数分解:

$3^4\times {\mathrm{349}}^1\times {\mathrm{17683}}^1$

素因数の和:18044

約数の個数: 20

約数和(自身を含む): 748917400

約数和(自身を除く): 249036673

約数列:

[1, 3, 9, 27, 81, 349, 1047, 3141, 9423, 17683, 28269, 53049, 159147, 477441, 1432323, 6171367, 18514101, 55542303, 166626909, 499880727]

約数ペア:

[(1, 499880727), (3, 166626909), (9, 55542303), (27, 18514101), (81, 6171367), (349, 1432323), (1047, 477441), (3141, 159147), (9423, 53049), (17683, 28269)]