2542572009

素因数分解:

$3^2\times {\mathrm{431}}^1\times {\mathrm{655471}}^1$

素因数の和:655908

約数の個数: 12

約数和(自身を含む): 3681130752

約数和(自身を除く): 1138558743

約数列:

[1, 3, 9, 431, 1293, 3879, 655471, 1966413, 5899239, 282508001, 847524003, 2542572009]

約数ペア:

[(1, 2542572009), (3, 847524003), (9, 282508001), (431, 5899239), (1293, 1966413), (3879, 655471)]