1289351605

素因数分解:

$5^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1\times {\mathrm{8893}}^1$

素因数の和:9276

約数の個数: 16

約数和(自身を含む): 1567620864

約数和(自身を除く): 278269259

約数列:

[1, 5, 107, 271, 535, 1355, 8893, 28997, 44465, 144985, 951551, 2410003, 4757755, 12050015, 257870321, 1289351605]

約数ペア:

[(1, 1289351605), (5, 257870321), (107, 12050015), (271, 4757755), (535, 2410003), (1355, 951551), (8893, 144985), (28997, 44465)]