990388611

素因数分解:

$3^2\times {\mathrm{1789}}^1\times {\mathrm{61511}}^1$

素因数の和:63306

約数の個数: 12

約数和(自身を含む): 1431384240

約数和(自身を除く): 440995629

約数列:

[1, 3, 9, 1789, 5367, 16101, 61511, 184533, 553599, 110043179, 330129537, 990388611]

約数ペア:

[(1, 990388611), (3, 330129537), (9, 110043179), (1789, 553599), (5367, 184533), (16101, 61511)]