639710847

素因数分解:

$3^2\times {\mathrm{2273}}^1\times {\mathrm{31271}}^1$

素因数の和:33550

約数の個数: 12

約数和(自身を含む): 924462864

約数和(自身を除く): 284752017

約数列:

[1, 3, 9, 2273, 6819, 20457, 31271, 93813, 281439, 71078983, 213236949, 639710847]

約数ペア:

[(1, 639710847), (3, 213236949), (9, 71078983), (2273, 281439), (6819, 93813), (20457, 31271)]