681297564

素因数分解:

$2^2\times 3^1\times {\mathrm{421}}^1\times {\mathrm{134857}}^1$

素因数の和:135285

約数の個数: 24

約数和(自身を含む): 1593482128

約数和(自身を除く): 912184564

約数列:

[1, 2, 3, 4, 6, 12, 421, 842, 1263, 1684, 2526, 5052, 134857, 269714, 404571, 539428, 809142, 1618284, 56774797, 113549594, 170324391, 227099188, 340648782, 681297564]

約数ペア:

[(1, 681297564), (2, 340648782), (3, 227099188), (4, 170324391), (6, 113549594), (12, 56774797), (421, 1618284), (842, 809142), (1263, 539428), (1684, 404571), (2526, 269714), (5052, 134857)]