407942788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{842857}}^1$

素因数の和:842883

約数の個数: 18

約数和(自身を含む): 784700798

約数和(自身を除く): 376758010

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 842857, 1685714, 3371428, 9271427, 18542854, 37085708, 101985697, 203971394, 407942788]

約数ペア:

[(1, 407942788), (2, 203971394), (4, 101985697), (11, 37085708), (22, 18542854), (44, 9271427), (121, 3371428), (242, 1685714), (484, 842857)]