205880444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1283}}^1$

素因数の和:1826

約数の個数: 48

約数和(自身を含む): 450406656

約数和(自身を除く): 244526212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 521, 1042, 1283, 2084, 2566, 3647, 5132, 5731, 7294, 8981, 11462, 14113, 14588, 17962, 22924, 28226, 35924, 40117, 56452, 80234, 98791, 160468, 197582, 395164, 668443, 1336886, 2673772, 4679101, 7352873, 9358202, 14705746, 18716404, 29411492, 51470111, 102940222, 205880444]

約数ペア:

[(1, 205880444), (2, 102940222), (4, 51470111), (7, 29411492), (11, 18716404), (14, 14705746), (22, 9358202), (28, 7352873), (44, 4679101), (77, 2673772), (154, 1336886), (308, 668443), (521, 395164), (1042, 197582), (1283, 160468), (2084, 98791), (2566, 80234), (3647, 56452), (5132, 40117), (5731, 35924), (7294, 28226), (8981, 22924), (11462, 17962), (14113, 14588)]