726489009

素因数分解:

$3^2\times {\mathrm{389}}^1\times {\mathrm{207509}}^1$

素因数の和:207904

約数の個数: 12

約数和(自身を含む): 1052075700

約数和(自身を除く): 325586691

約数列:

[1, 3, 9, 389, 1167, 3501, 207509, 622527, 1867581, 80721001, 242163003, 726489009]

約数ペア:

[(1, 726489009), (3, 242163003), (9, 80721001), (389, 1867581), (1167, 622527), (3501, 207509)]