826991210

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{631291}}^1$

素因数の和:631429

約数の個数: 16

約数和(自身を含む): 1499949792

約数和(自身を除く): 672958582

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 631291, 1262582, 3156455, 6312910, 82699121, 165398242, 413495605, 826991210]

約数ペア:

[(1, 826991210), (2, 413495605), (5, 165398242), (10, 82699121), (131, 6312910), (262, 3156455), (655, 1262582), (1310, 631291)]