1285334885

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{25561}}^1$

素因数の和:25768

約数の個数: 16

約数和(自身を含む): 1573596720

約数和(自身を除く): 288261835

約数列:

[1, 5, 89, 113, 445, 565, 10057, 25561, 50285, 127805, 2274929, 2888393, 11374645, 14441965, 257066977, 1285334885]

約数ペア:

[(1, 1285334885), (5, 257066977), (89, 14441965), (113, 11374645), (445, 2888393), (565, 2274929), (10057, 127805), (25561, 50285)]